Home / 23,098.34-31,883.90-13,666.88

Finding the Fourth Proportional to 23,098.34, 31,883.90 and 13,666.88

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Solution

The fourth proportional to 23,098.34, 31,883.90 and 13,666.88 is: 18,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,098.34 : 31,883.90 = 13,666.88 : x
  2. Step 2: Convert to fraction form
    23,098.34/31,883.90 = 13,666.88/x
  3. Step 3: Cross multiply
    23,098.34x = 31,883.90 × 13,666.88
  4. Step 4: Simplify right side
    23,098.34x = 435,753,207.48
  5. Step 5: Solve for x
    x = 435,753,207.48/23,098.34
  6. Step 6: Final answer
    x = 18,865.13

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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.