Home / 47,739.74-71,609.64-18,150.74

Finding the Fourth Proportional to 47,739.74, 71,609.64 and 18,150.74

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Solution

The fourth proportional to 47,739.74, 71,609.64 and 18,150.74 is: 27,226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,739.74 : 71,609.64 = 18,150.74 : x
  2. Step 2: Convert to fraction form
    47,739.74/71,609.64 = 18,150.74/x
  3. Step 3: Cross multiply
    47,739.74x = 71,609.64 × 18,150.74
  4. Step 4: Simplify right side
    47,739.74x = 1,299,767,957.13
  5. Step 5: Solve for x
    x = 1,299,767,957.13/47,739.74
  6. Step 6: Final answer
    x = 27,226.12

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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.