Home / 58,127.23-87,214.61-20,694.43

Finding the Fourth Proportional to 58,127.23, 87,214.61 and 20,694.43

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Solution

The fourth proportional to 58,127.23, 87,214.61 and 20,694.43 is: 31,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,127.23 : 87,214.61 = 20,694.43 : x
  2. Step 2: Convert to fraction form
    58,127.23/87,214.61 = 20,694.43/x
  3. Step 3: Cross multiply
    58,127.23x = 87,214.61 × 20,694.43
  4. Step 4: Simplify right side
    58,127.23x = 1,804,856,641.62
  5. Step 5: Solve for x
    x = 1,804,856,641.62/58,127.23
  6. Step 6: Final answer
    x = 31,050.11

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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.