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Finding the Fourth Proportional to 29.04, 40.04 and 22.52

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Solution

The fourth proportional to 29.04, 40.04 and 22.52 is: 31.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.04 : 40.04 = 22.52 : x
  2. Step 2: Convert to fraction form
    29.04/40.04 = 22.52/x
  3. Step 3: Cross multiply
    29.04x = 40.04 × 22.52
  4. Step 4: Simplify right side
    29.04x = 901.70
  5. Step 5: Solve for x
    x = 901.70/29.04
  6. Step 6: Final answer
    x = 31.05

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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.