Home / 47,527.08-71,286.90-12,465.82

Finding the Fourth Proportional to 47,527.08, 71,286.90 and 12,465.82

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Solution

The fourth proportional to 47,527.08, 71,286.90 and 12,465.82 is: 18,697.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,527.08 : 71,286.90 = 12,465.82 : x
  2. Step 2: Convert to fraction form
    47,527.08/71,286.90 = 12,465.82/x
  3. Step 3: Cross multiply
    47,527.08x = 71,286.90 × 12,465.82
  4. Step 4: Simplify right side
    47,527.08x = 888,649,663.76
  5. Step 5: Solve for x
    x = 888,649,663.76/47,527.08
  6. Step 6: Final answer
    x = 18,697.75

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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.