Home / 22,458.13-33,724.87-21,564.20

Finding the Fourth Proportional to 22,458.13, 33,724.87 and 21,564.20

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Solution

The fourth proportional to 22,458.13, 33,724.87 and 21,564.20 is: 32,382.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,458.13 : 33,724.87 = 21,564.20 : x
  2. Step 2: Convert to fraction form
    22,458.13/33,724.87 = 21,564.20/x
  3. Step 3: Cross multiply
    22,458.13x = 33,724.87 × 21,564.20
  4. Step 4: Simplify right side
    22,458.13x = 727,249,872.06
  5. Step 5: Solve for x
    x = 727,249,872.06/22,458.13
  6. Step 6: Final answer
    x = 32,382.48

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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.