Home / 37,781.32-56,680.08-11,488.20

Finding the Fourth Proportional to 37,781.32, 56,680.08 and 11,488.20

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Solution

The fourth proportional to 37,781.32, 56,680.08 and 11,488.20 is: 17,234.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,781.32 : 56,680.08 = 11,488.20 : x
  2. Step 2: Convert to fraction form
    37,781.32/56,680.08 = 11,488.20/x
  3. Step 3: Cross multiply
    37,781.32x = 56,680.08 × 11,488.20
  4. Step 4: Simplify right side
    37,781.32x = 651,152,095.06
  5. Step 5: Solve for x
    x = 651,152,095.06/37,781.32
  6. Step 6: Final answer
    x = 17,234.76

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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.