Home / 25,560.03-38,349.56-11,515.84

Finding the Fourth Proportional to 25,560.03, 38,349.56 and 11,515.84

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Solution

The fourth proportional to 25,560.03, 38,349.56 and 11,515.84 is: 17,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,560.03 : 38,349.56 = 11,515.84 : x
  2. Step 2: Convert to fraction form
    25,560.03/38,349.56 = 11,515.84/x
  3. Step 3: Cross multiply
    25,560.03x = 38,349.56 × 11,515.84
  4. Step 4: Simplify right side
    25,560.03x = 441,627,397.03
  5. Step 5: Solve for x
    x = 441,627,397.03/25,560.03
  6. Step 6: Final answer
    x = 17,278.05

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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.