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Finding the Fourth Proportional to 29,045.67, 40,083.05 and 16,470.42

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Solution

The fourth proportional to 29,045.67, 40,083.05 and 16,470.42 is: 22,729.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,045.67 : 40,083.05 = 16,470.42 : x
  2. Step 2: Convert to fraction form
    29,045.67/40,083.05 = 16,470.42/x
  3. Step 3: Cross multiply
    29,045.67x = 40,083.05 × 16,470.42
  4. Step 4: Simplify right side
    29,045.67x = 660,184,586.03
  5. Step 5: Solve for x
    x = 660,184,586.03/29,045.67
  6. Step 6: Final answer
    x = 22,729.19

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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.