Home / 42,129.41-58,138.22-23,266.13

Finding the Fourth Proportional to 42,129.41, 58,138.22 and 23,266.13

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Solution

The fourth proportional to 42,129.41, 58,138.22 and 23,266.13 is: 32,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,129.41 : 58,138.22 = 23,266.13 : x
  2. Step 2: Convert to fraction form
    42,129.41/58,138.22 = 23,266.13/x
  3. Step 3: Cross multiply
    42,129.41x = 58,138.22 × 23,266.13
  4. Step 4: Simplify right side
    42,129.41x = 1,352,651,151.96
  5. Step 5: Solve for x
    x = 1,352,651,151.96/42,129.41
  6. Step 6: Final answer
    x = 32,107.06

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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.