Home / 37,885.16-56,815.42-17,891.55

Finding the Fourth Proportional to 37,885.16, 56,815.42 and 17,891.55

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Solution

The fourth proportional to 37,885.16, 56,815.42 and 17,891.55 is: 26,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,885.16 : 56,815.42 = 17,891.55 : x
  2. Step 2: Convert to fraction form
    37,885.16/56,815.42 = 17,891.55/x
  3. Step 3: Cross multiply
    37,885.16x = 56,815.42 × 17,891.55
  4. Step 4: Simplify right side
    37,885.16x = 1,016,515,927.70
  5. Step 5: Solve for x
    x = 1,016,515,927.70/37,885.16
  6. Step 6: Final answer
    x = 26,831.51

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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.