Home / 25,256.19-34,853.78-13,926.09

Finding the Fourth Proportional to 25,256.19, 34,853.78 and 13,926.09

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Solution

The fourth proportional to 25,256.19, 34,853.78 and 13,926.09 is: 19,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,256.19 : 34,853.78 = 13,926.09 : x
  2. Step 2: Convert to fraction form
    25,256.19/34,853.78 = 13,926.09/x
  3. Step 3: Cross multiply
    25,256.19x = 34,853.78 × 13,926.09
  4. Step 4: Simplify right side
    25,256.19x = 485,376,877.12
  5. Step 5: Solve for x
    x = 485,376,877.12/25,256.19
  6. Step 6: Final answer
    x = 19,218.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.