Home / 22,570.79-33,891.14-21,572.60

Finding the Fourth Proportional to 22,570.79, 33,891.14 and 21,572.60

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Solution

The fourth proportional to 22,570.79, 33,891.14 and 21,572.60 is: 32,392.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570.79 : 33,891.14 = 21,572.60 : x
  2. Step 2: Convert to fraction form
    22,570.79/33,891.14 = 21,572.60/x
  3. Step 3: Cross multiply
    22,570.79x = 33,891.14 × 21,572.60
  4. Step 4: Simplify right side
    22,570.79x = 731,119,891.24
  5. Step 5: Solve for x
    x = 731,119,891.24/22,570.79
  6. Step 6: Final answer
    x = 32,392.31

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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.