Home / 42,264.28-58,324.19-23,143.84

Finding the Fourth Proportional to 42,264.28, 58,324.19 and 23,143.84

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Solution

The fourth proportional to 42,264.28, 58,324.19 and 23,143.84 is: 31,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,264.28 : 58,324.19 = 23,143.84 : x
  2. Step 2: Convert to fraction form
    42,264.28/58,324.19 = 23,143.84/x
  3. Step 3: Cross multiply
    42,264.28x = 58,324.19 × 23,143.84
  4. Step 4: Simplify right side
    42,264.28x = 1,349,845,721.49
  5. Step 5: Solve for x
    x = 1,349,845,721.49/42,264.28
  6. Step 6: Final answer
    x = 31,938.22

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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.