Home / 62,726.13-86,561.12-34,431.82

Finding the Fourth Proportional to 62,726.13, 86,561.12 and 34,431.82

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Solution

The fourth proportional to 62,726.13, 86,561.12 and 34,431.82 is: 47,515.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,726.13 : 86,561.12 = 34,431.82 : x
  2. Step 2: Convert to fraction form
    62,726.13/86,561.12 = 34,431.82/x
  3. Step 3: Cross multiply
    62,726.13x = 86,561.12 × 34,431.82
  4. Step 4: Simplify right side
    62,726.13x = 2,980,456,772.52
  5. Step 5: Solve for x
    x = 2,980,456,772.52/62,726.13
  6. Step 6: Final answer
    x = 47,515.39

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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.