Home / 31,781.83-47,673.08-9,595.39

Finding the Fourth Proportional to 31,781.83, 47,673.08 and 9,595.39

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Solution

The fourth proportional to 31,781.83, 47,673.08 and 9,595.39 is: 14,393.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,781.83 : 47,673.08 = 9,595.39 : x
  2. Step 2: Convert to fraction form
    31,781.83/47,673.08 = 9,595.39/x
  3. Step 3: Cross multiply
    31,781.83x = 47,673.08 × 9,595.39
  4. Step 4: Simplify right side
    31,781.83x = 457,441,795.10
  5. Step 5: Solve for x
    x = 457,441,795.10/31,781.83
  6. Step 6: Final answer
    x = 14,393.19

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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.