Home / 17,731.56-26,565.98-16,678.04

Finding the Fourth Proportional to 17,731.56, 26,565.98 and 16,678.04

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Solution

The fourth proportional to 17,731.56, 26,565.98 and 16,678.04 is: 24,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731.56 : 26,565.98 = 16,678.04 : x
  2. Step 2: Convert to fraction form
    17,731.56/26,565.98 = 16,678.04/x
  3. Step 3: Cross multiply
    17,731.56x = 26,565.98 × 16,678.04
  4. Step 4: Simplify right side
    17,731.56x = 443,068,477.08
  5. Step 5: Solve for x
    x = 443,068,477.08/17,731.56
  6. Step 6: Final answer
    x = 24,987.56

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1.5x scale

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.