Home / 39,247.38-58,871.10-9,665.82

Finding the Fourth Proportional to 39,247.38, 58,871.10 and 9,665.82

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Solution

The fourth proportional to 39,247.38, 58,871.10 and 9,665.82 is: 14,498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.38 : 58,871.10 = 9,665.82 : x
  2. Step 2: Convert to fraction form
    39,247.38/58,871.10 = 9,665.82/x
  3. Step 3: Cross multiply
    39,247.38x = 58,871.10 × 9,665.82
  4. Step 4: Simplify right side
    39,247.38x = 569,037,455.80
  5. Step 5: Solve for x
    x = 569,037,455.80/39,247.38
  6. Step 6: Final answer
    x = 14,498.74

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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.