Home / 37,761.32-56,641.97-17,979.90

Finding the Fourth Proportional to 37,761.32, 56,641.97 and 17,979.90

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Solution

The fourth proportional to 37,761.32, 56,641.97 and 17,979.90 is: 26,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,761.32 : 56,641.97 = 17,979.90 : x
  2. Step 2: Convert to fraction form
    37,761.32/56,641.97 = 17,979.90/x
  3. Step 3: Cross multiply
    37,761.32x = 56,641.97 × 17,979.90
  4. Step 4: Simplify right side
    37,761.32x = 1,018,416,956.40
  5. Step 5: Solve for x
    x = 1,018,416,956.40/37,761.32
  6. Step 6: Final answer
    x = 26,969.85

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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.