Home / 22,387.90-33,569.52-9,237.28

Finding the Fourth Proportional to 22,387.90, 33,569.52 and 9,237.28

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Solution

The fourth proportional to 22,387.90, 33,569.52 and 9,237.28 is: 13,850.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,387.90 : 33,569.52 = 9,237.28 : x
  2. Step 2: Convert to fraction form
    22,387.90/33,569.52 = 9,237.28/x
  3. Step 3: Cross multiply
    22,387.90x = 33,569.52 × 9,237.28
  4. Step 4: Simplify right side
    22,387.90x = 310,091,055.71
  5. Step 5: Solve for x
    x = 310,091,055.71/22,387.90
  6. Step 6: Final answer
    x = 13,850.83

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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.