Home / 56,422.67-84,635.82-16,980.12

Finding the Fourth Proportional to 56,422.67, 84,635.82 and 16,980.12

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Solution

The fourth proportional to 56,422.67, 84,635.82 and 16,980.12 is: 25,470.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,422.67 : 84,635.82 = 16,980.12 : x
  2. Step 2: Convert to fraction form
    56,422.67/84,635.82 = 16,980.12/x
  3. Step 3: Cross multiply
    56,422.67x = 84,635.82 × 16,980.12
  4. Step 4: Simplify right side
    56,422.67x = 1,437,126,379.90
  5. Step 5: Solve for x
    x = 1,437,126,379.90/56,422.67
  6. Step 6: Final answer
    x = 25,470.73

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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.