Home / 25,079.28-34,606.64-15,006.48

Finding the Fourth Proportional to 25,079.28, 34,606.64 and 15,006.48

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Solution

The fourth proportional to 25,079.28, 34,606.64 and 15,006.48 is: 20,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.28 : 34,606.64 = 15,006.48 : x
  2. Step 2: Convert to fraction form
    25,079.28/34,606.64 = 15,006.48/x
  3. Step 3: Cross multiply
    25,079.28x = 34,606.64 × 15,006.48
  4. Step 4: Simplify right side
    25,079.28x = 519,323,851.03
  5. Step 5: Solve for x
    x = 519,323,851.03/25,079.28
  6. Step 6: Final answer
    x = 20,707.29

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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.