Home / 47,586.14-71,373.69-12,528.53

Finding the Fourth Proportional to 47,586.14, 71,373.69 and 12,528.53

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Solution

The fourth proportional to 47,586.14, 71,373.69 and 12,528.53 is: 18,791.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,586.14 : 71,373.69 = 12,528.53 : x
  2. Step 2: Convert to fraction form
    47,586.14/71,373.69 = 12,528.53/x
  3. Step 3: Cross multiply
    47,586.14x = 71,373.69 × 12,528.53
  4. Step 4: Simplify right side
    47,586.14x = 894,207,416.38
  5. Step 5: Solve for x
    x = 894,207,416.38/47,586.14
  6. Step 6: Final answer
    x = 18,791.34

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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.