Home / 47,687.37-71,527.75-14,407.61

Finding the Fourth Proportional to 47,687.37, 71,527.75 and 14,407.61

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Solution

The fourth proportional to 47,687.37, 71,527.75 and 14,407.61 is: 21,610.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,687.37 : 71,527.75 = 14,407.61 : x
  2. Step 2: Convert to fraction form
    47,687.37/71,527.75 = 14,407.61/x
  3. Step 3: Cross multiply
    47,687.37x = 71,527.75 × 14,407.61
  4. Step 4: Simplify right side
    47,687.37x = 1,030,543,934.86
  5. Step 5: Solve for x
    x = 1,030,543,934.86/47,687.37
  6. Step 6: Final answer
    x = 21,610.42

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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.