Home / 33,146.18-45,688.62-22,387.69

Finding the Fourth Proportional to 33,146.18, 45,688.62 and 22,387.69

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Solution

The fourth proportional to 33,146.18, 45,688.62 and 22,387.69 is: 30,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,146.18 : 45,688.62 = 22,387.69 : x
  2. Step 2: Convert to fraction form
    33,146.18/45,688.62 = 22,387.69/x
  3. Step 3: Cross multiply
    33,146.18x = 45,688.62 × 22,387.69
  4. Step 4: Simplify right side
    33,146.18x = 1,022,862,432.64
  5. Step 5: Solve for x
    x = 1,022,862,432.64/33,146.18
  6. Step 6: Final answer
    x = 30,859.13

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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.