Home / 27,652.90-38,154.15-16,322.62

Finding the Fourth Proportional to 27,652.90, 38,154.15 and 16,322.62

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Solution

The fourth proportional to 27,652.90, 38,154.15 and 16,322.62 is: 22,521.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,652.90 : 38,154.15 = 16,322.62 : x
  2. Step 2: Convert to fraction form
    27,652.90/38,154.15 = 16,322.62/x
  3. Step 3: Cross multiply
    27,652.90x = 38,154.15 × 16,322.62
  4. Step 4: Simplify right side
    27,652.90x = 622,775,691.87
  5. Step 5: Solve for x
    x = 622,775,691.87/27,652.90
  6. Step 6: Final answer
    x = 22,521.17

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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.