Home / 47,628-71,424.18-38,244.96

Finding the Fourth Proportional to 47,628, 71,424.18 and 38,244.96

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Solution

The fourth proportional to 47,628, 71,424.18 and 38,244.96 is: 57,353.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,628 : 71,424.18 = 38,244.96 : x
  2. Step 2: Convert to fraction form
    47,628/71,424.18 = 38,244.96/x
  3. Step 3: Cross multiply
    47,628x = 71,424.18 × 38,244.96
  4. Step 4: Simplify right side
    47,628x = 2,731,614,907.13
  5. Step 5: Solve for x
    x = 2,731,614,907.13/47,628
  6. Step 6: Final answer
    x = 57,353.13

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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.