Home / 47,678.41-71,522.61-17,700.85

Finding the Fourth Proportional to 47,678.41, 71,522.61 and 17,700.85

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Solution

The fourth proportional to 47,678.41, 71,522.61 and 17,700.85 is: 26,553.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,678.41 : 71,522.61 = 17,700.85 : x
  2. Step 2: Convert to fraction form
    47,678.41/71,522.61 = 17,700.85/x
  3. Step 3: Cross multiply
    47,678.41x = 71,522.61 × 17,700.85
  4. Step 4: Simplify right side
    47,678.41x = 1,266,010,991.22
  5. Step 5: Solve for x
    x = 1,266,010,991.22/47,678.41
  6. Step 6: Final answer
    x = 26,553.13

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1.5x scale

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.