Home / 40,142.64-60,222.41-15,182.13

Finding the Fourth Proportional to 40,142.64, 60,222.41 and 15,182.13

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Solution

The fourth proportional to 40,142.64, 60,222.41 and 15,182.13 is: 22,776.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,142.64 : 60,222.41 = 15,182.13 : x
  2. Step 2: Convert to fraction form
    40,142.64/60,222.41 = 15,182.13/x
  3. Step 3: Cross multiply
    40,142.64x = 60,222.41 × 15,182.13
  4. Step 4: Simplify right side
    40,142.64x = 914,304,495.49
  5. Step 5: Solve for x
    x = 914,304,495.49/40,142.64
  6. Step 6: Final answer
    x = 22,776.39

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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.