Home / 25,717.03-38,575.27-19,515.13

Finding the Fourth Proportional to 25,717.03, 38,575.27 and 19,515.13

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Solution

The fourth proportional to 25,717.03, 38,575.27 and 19,515.13 is: 29,272.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.03 : 38,575.27 = 19,515.13 : x
  2. Step 2: Convert to fraction form
    25,717.03/38,575.27 = 19,515.13/x
  3. Step 3: Cross multiply
    25,717.03x = 38,575.27 × 19,515.13
  4. Step 4: Simplify right side
    25,717.03x = 752,801,408.84
  5. Step 5: Solve for x
    x = 752,801,408.84/25,717.03
  6. Step 6: Final answer
    x = 29,272.49

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Half scale
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Double scale
Find fourth proportional to 25,718.03, 38,576.77 and 19,516.13
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.