Home / 47,887.59-71,835.51-12,348.60

Finding the Fourth Proportional to 47,887.59, 71,835.51 and 12,348.60

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Solution

The fourth proportional to 47,887.59, 71,835.51 and 12,348.60 is: 18,523.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,887.59 : 71,835.51 = 12,348.60 : x
  2. Step 2: Convert to fraction form
    47,887.59/71,835.51 = 12,348.60/x
  3. Step 3: Cross multiply
    47,887.59x = 71,835.51 × 12,348.60
  4. Step 4: Simplify right side
    47,887.59x = 887,068,090.32
  5. Step 5: Solve for x
    x = 887,068,090.32/47,887.59
  6. Step 6: Final answer
    x = 18,523.97

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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.