Home / 28,026.08-38,654.12-17,955.46

Finding the Fourth Proportional to 28,026.08, 38,654.12 and 17,955.46

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Solution

The fourth proportional to 28,026.08, 38,654.12 and 17,955.46 is: 24,764.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.08 : 38,654.12 = 17,955.46 : x
  2. Step 2: Convert to fraction form
    28,026.08/38,654.12 = 17,955.46/x
  3. Step 3: Cross multiply
    28,026.08x = 38,654.12 × 17,955.46
  4. Step 4: Simplify right side
    28,026.08x = 694,052,319.08
  5. Step 5: Solve for x
    x = 694,052,319.08/28,026.08
  6. Step 6: Final answer
    x = 24,764.51

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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.