Home / 47,773.35-71,661.65-12,713.04

Finding the Fourth Proportional to 47,773.35, 71,661.65 and 12,713.04

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Solution

The fourth proportional to 47,773.35, 71,661.65 and 12,713.04 is: 19,069.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,773.35 : 71,661.65 = 12,713.04 : x
  2. Step 2: Convert to fraction form
    47,773.35/71,661.65 = 12,713.04/x
  3. Step 3: Cross multiply
    47,773.35x = 71,661.65 × 12,713.04
  4. Step 4: Simplify right side
    47,773.35x = 911,037,359.35
  5. Step 5: Solve for x
    x = 911,037,359.35/47,773.35
  6. Step 6: Final answer
    x = 19,069.99

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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.