Home / 45,721.29-63,098.11-25,578.28

Finding the Fourth Proportional to 45,721.29, 63,098.11 and 25,578.28

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Solution

The fourth proportional to 45,721.29, 63,098.11 and 25,578.28 is: 35,299.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,721.29 : 63,098.11 = 25,578.28 : x
  2. Step 2: Convert to fraction form
    45,721.29/63,098.11 = 25,578.28/x
  3. Step 3: Cross multiply
    45,721.29x = 63,098.11 × 25,578.28
  4. Step 4: Simplify right side
    45,721.29x = 1,613,941,307.84
  5. Step 5: Solve for x
    x = 1,613,941,307.84/45,721.29
  6. Step 6: Final answer
    x = 35,299.56

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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.