Home / 47,400.46-71,056.76-17,837.90

Finding the Fourth Proportional to 47,400.46, 71,056.76 and 17,837.90

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Solution

The fourth proportional to 47,400.46, 71,056.76 and 17,837.90 is: 26,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,400.46 : 71,056.76 = 17,837.90 : x
  2. Step 2: Convert to fraction form
    47,400.46/71,056.76 = 17,837.90/x
  3. Step 3: Cross multiply
    47,400.46x = 71,056.76 × 17,837.90
  4. Step 4: Simplify right side
    47,400.46x = 1,267,503,379.20
  5. Step 5: Solve for x
    x = 1,267,503,379.20/47,400.46
  6. Step 6: Final answer
    x = 26,740.32

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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.