Home / 22,366.43-30,833.09-15,631.13

Finding the Fourth Proportional to 22,366.43, 30,833.09 and 15,631.13

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Solution

The fourth proportional to 22,366.43, 30,833.09 and 15,631.13 is: 21,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,366.43 : 30,833.09 = 15,631.13 : x
  2. Step 2: Convert to fraction form
    22,366.43/30,833.09 = 15,631.13/x
  3. Step 3: Cross multiply
    22,366.43x = 30,833.09 × 15,631.13
  4. Step 4: Simplify right side
    22,366.43x = 481,955,805.77
  5. Step 5: Solve for x
    x = 481,955,805.77/22,366.43
  6. Step 6: Final answer
    x = 21,548.18

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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.