Home / 42,252.10-58,284.36-27,127.78

Finding the Fourth Proportional to 42,252.10, 58,284.36 and 27,127.78

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Solution

The fourth proportional to 42,252.10, 58,284.36 and 27,127.78 is: 37,421.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,252.10 : 58,284.36 = 27,127.78 : x
  2. Step 2: Convert to fraction form
    42,252.10/58,284.36 = 27,127.78/x
  3. Step 3: Cross multiply
    42,252.10x = 58,284.36 × 27,127.78
  4. Step 4: Simplify right side
    42,252.10x = 1,581,125,149.81
  5. Step 5: Solve for x
    x = 1,581,125,149.81/42,252.10
  6. Step 6: Final answer
    x = 37,421.22

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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.