Home / 40,216.17-55,496.40-22,310.79

Finding the Fourth Proportional to 40,216.17, 55,496.40 and 22,310.79

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Solution

The fourth proportional to 40,216.17, 55,496.40 and 22,310.79 is: 30,787.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,216.17 : 55,496.40 = 22,310.79 : x
  2. Step 2: Convert to fraction form
    40,216.17/55,496.40 = 22,310.79/x
  3. Step 3: Cross multiply
    40,216.17x = 55,496.40 × 22,310.79
  4. Step 4: Simplify right side
    40,216.17x = 1,238,168,526.16
  5. Step 5: Solve for x
    x = 1,238,168,526.16/40,216.17
  6. Step 6: Final answer
    x = 30,787.83

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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.