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Finding the Fourth Proportional to 29,246.66, 40,358.82 and 17,311.11

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Solution

The fourth proportional to 29,246.66, 40,358.82 and 17,311.11 is: 23,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,246.66 : 40,358.82 = 17,311.11 : x
  2. Step 2: Convert to fraction form
    29,246.66/40,358.82 = 17,311.11/x
  3. Step 3: Cross multiply
    29,246.66x = 40,358.82 × 17,311.11
  4. Step 4: Simplify right side
    29,246.66x = 698,655,972.49
  5. Step 5: Solve for x
    x = 698,655,972.49/29,246.66
  6. Step 6: Final answer
    x = 23,888.40

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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.