Home / 22,677.07-31,308.36-14,613.57

Finding the Fourth Proportional to 22,677.07, 31,308.36 and 14,613.57

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Solution

The fourth proportional to 22,677.07, 31,308.36 and 14,613.57 is: 20,175.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677.07 : 31,308.36 = 14,613.57 : x
  2. Step 2: Convert to fraction form
    22,677.07/31,308.36 = 14,613.57/x
  3. Step 3: Cross multiply
    22,677.07x = 31,308.36 × 14,613.57
  4. Step 4: Simplify right side
    22,677.07x = 457,526,910.45
  5. Step 5: Solve for x
    x = 457,526,910.45/22,677.07
  6. Step 6: Final answer
    x = 20,175.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.