Home / 29,158.13-40,243.08-22,072.25

Finding the Fourth Proportional to 29,158.13, 40,243.08 and 22,072.25

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Solution

The fourth proportional to 29,158.13, 40,243.08 and 22,072.25 is: 30,463.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,158.13 : 40,243.08 = 22,072.25 : x
  2. Step 2: Convert to fraction form
    29,158.13/40,243.08 = 22,072.25/x
  3. Step 3: Cross multiply
    29,158.13x = 40,243.08 × 22,072.25
  4. Step 4: Simplify right side
    29,158.13x = 888,255,121.31
  5. Step 5: Solve for x
    x = 888,255,121.31/29,158.13
  6. Step 6: Final answer
    x = 30,463.38

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Half scale
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Double scale
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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.