Home / 22,639.30-33,824.92-21,864.13

Finding the Fourth Proportional to 22,639.30, 33,824.92 and 21,864.13

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Solution

The fourth proportional to 22,639.30, 33,824.92 and 21,864.13 is: 32,666.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,639.30 : 33,824.92 = 21,864.13 : x
  2. Step 2: Convert to fraction form
    22,639.30/33,824.92 = 21,864.13/x
  3. Step 3: Cross multiply
    22,639.30x = 33,824.92 × 21,864.13
  4. Step 4: Simplify right side
    22,639.30x = 739,552,448.12
  5. Step 5: Solve for x
    x = 739,552,448.12/22,639.30
  6. Step 6: Final answer
    x = 32,666.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.