Home / 47,379.62-71,055.18-39,038.96

Finding the Fourth Proportional to 47,379.62, 71,055.18 and 39,038.96

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Solution

The fourth proportional to 47,379.62, 71,055.18 and 39,038.96 is: 58,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,379.62 : 71,055.18 = 39,038.96 : x
  2. Step 2: Convert to fraction form
    47,379.62/71,055.18 = 39,038.96/x
  3. Step 3: Cross multiply
    47,379.62x = 71,055.18 × 39,038.96
  4. Step 4: Simplify right side
    47,379.62x = 2,773,920,329.81
  5. Step 5: Solve for x
    x = 2,773,920,329.81/47,379.62
  6. Step 6: Final answer
    x = 58,546.70

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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.