Home / 25,028.64-34,541.28-13,851.36

Finding the Fourth Proportional to 25,028.64, 34,541.28 and 13,851.36

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Solution

The fourth proportional to 25,028.64, 34,541.28 and 13,851.36 is: 19,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,028.64 : 34,541.28 = 13,851.36 : x
  2. Step 2: Convert to fraction form
    25,028.64/34,541.28 = 13,851.36/x
  3. Step 3: Cross multiply
    25,028.64x = 34,541.28 × 13,851.36
  4. Step 4: Simplify right side
    25,028.64x = 478,443,704.14
  5. Step 5: Solve for x
    x = 478,443,704.14/25,028.64
  6. Step 6: Final answer
    x = 19,115.85

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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.