Home / 47,739.52-71,610-16,575.76

Finding the Fourth Proportional to 47,739.52, 71,610 and 16,575.76

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Solution

The fourth proportional to 47,739.52, 71,610 and 16,575.76 is: 24,863.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,739.52 : 71,610 = 16,575.76 : x
  2. Step 2: Convert to fraction form
    47,739.52/71,610 = 16,575.76/x
  3. Step 3: Cross multiply
    47,739.52x = 71,610 × 16,575.76
  4. Step 4: Simplify right side
    47,739.52x = 1,186,990,173.60
  5. Step 5: Solve for x
    x = 1,186,990,173.60/47,739.52
  6. Step 6: Final answer
    x = 24,863.89

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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.