Home / 25,082.16-34,606.56-15,001.72

Finding the Fourth Proportional to 25,082.16, 34,606.56 and 15,001.72

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Solution

The fourth proportional to 25,082.16, 34,606.56 and 15,001.72 is: 20,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,082.16 : 34,606.56 = 15,001.72 : x
  2. Step 2: Convert to fraction form
    25,082.16/34,606.56 = 15,001.72/x
  3. Step 3: Cross multiply
    25,082.16x = 34,606.56 × 15,001.72
  4. Step 4: Simplify right side
    25,082.16x = 519,157,923.28
  5. Step 5: Solve for x
    x = 519,157,923.28/25,082.16
  6. Step 6: Final answer
    x = 20,698.29

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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.