Home / 47,781.18-71,653.32-22,808.34

Finding the Fourth Proportional to 47,781.18, 71,653.32 and 22,808.34

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Solution

The fourth proportional to 47,781.18, 71,653.32 and 22,808.34 is: 34,203.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,781.18 : 71,653.32 = 22,808.34 : x
  2. Step 2: Convert to fraction form
    47,781.18/71,653.32 = 22,808.34/x
  3. Step 3: Cross multiply
    47,781.18x = 71,653.32 × 22,808.34
  4. Step 4: Simplify right side
    47,781.18x = 1,634,293,284.69
  5. Step 5: Solve for x
    x = 1,634,293,284.69/47,781.18
  6. Step 6: Final answer
    x = 34,203.70

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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.