Home / 42,726.29-64,116.97-23,018.58

Finding the Fourth Proportional to 42,726.29, 64,116.97 and 23,018.58

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Solution

The fourth proportional to 42,726.29, 64,116.97 and 23,018.58 is: 34,542.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,726.29 : 64,116.97 = 23,018.58 : x
  2. Step 2: Convert to fraction form
    42,726.29/64,116.97 = 23,018.58/x
  3. Step 3: Cross multiply
    42,726.29x = 64,116.97 × 23,018.58
  4. Step 4: Simplify right side
    42,726.29x = 1,475,881,545.76
  5. Step 5: Solve for x
    x = 1,475,881,545.76/42,726.29
  6. Step 6: Final answer
    x = 34,542.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.