Home / 40,687.30-60,725.91-38,030.09

Finding the Fourth Proportional to 40,687.30, 60,725.91 and 38,030.09

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Solution

The fourth proportional to 40,687.30, 60,725.91 and 38,030.09 is: 56,760.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,687.30 : 60,725.91 = 38,030.09 : x
  2. Step 2: Convert to fraction form
    40,687.30/60,725.91 = 38,030.09/x
  3. Step 3: Cross multiply
    40,687.30x = 60,725.91 × 38,030.09
  4. Step 4: Simplify right side
    40,687.30x = 2,309,411,974.45
  5. Step 5: Solve for x
    x = 2,309,411,974.45/40,687.30
  6. Step 6: Final answer
    x = 56,760.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.