Home / 47,742.10-71,614.56-22,784.80

Finding the Fourth Proportional to 47,742.10, 71,614.56 and 22,784.80

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Solution

The fourth proportional to 47,742.10, 71,614.56 and 22,784.80 is: 34,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,742.10 : 71,614.56 = 22,784.80 : x
  2. Step 2: Convert to fraction form
    47,742.10/71,614.56 = 22,784.80/x
  3. Step 3: Cross multiply
    47,742.10x = 71,614.56 × 22,784.80
  4. Step 4: Simplify right side
    47,742.10x = 1,631,723,426.69
  5. Step 5: Solve for x
    x = 1,631,723,426.69/47,742.10
  6. Step 6: Final answer
    x = 34,177.87

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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.