Home / 47,218.64-70,781.88-22,611.92

Finding the Fourth Proportional to 47,218.64, 70,781.88 and 22,611.92

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Solution

The fourth proportional to 47,218.64, 70,781.88 and 22,611.92 is: 33,895.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,218.64 : 70,781.88 = 22,611.92 : x
  2. Step 2: Convert to fraction form
    47,218.64/70,781.88 = 22,611.92/x
  3. Step 3: Cross multiply
    47,218.64x = 70,781.88 × 22,611.92
  4. Step 4: Simplify right side
    47,218.64x = 1,600,514,208.01
  5. Step 5: Solve for x
    x = 1,600,514,208.01/47,218.64
  6. Step 6: Final answer
    x = 33,895.81

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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.