Home / 28,026.59-38,654.80-17,955.96

Finding the Fourth Proportional to 28,026.59, 38,654.80 and 17,955.96

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Solution

The fourth proportional to 28,026.59, 38,654.80 and 17,955.96 is: 24,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.59 : 38,654.80 = 17,955.96 : x
  2. Step 2: Convert to fraction form
    28,026.59/38,654.80 = 17,955.96/x
  3. Step 3: Cross multiply
    28,026.59x = 38,654.80 × 17,955.96
  4. Step 4: Simplify right side
    28,026.59x = 694,084,042.61
  5. Step 5: Solve for x
    x = 694,084,042.61/28,026.59
  6. Step 6: Final answer
    x = 24,765.20

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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.