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Finding the Fourth Proportional to 29,605.88, 40,874.33 and 19,014.18

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Solution

The fourth proportional to 29,605.88, 40,874.33 and 19,014.18 is: 26,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,605.88 : 40,874.33 = 19,014.18 : x
  2. Step 2: Convert to fraction form
    29,605.88/40,874.33 = 19,014.18/x
  3. Step 3: Cross multiply
    29,605.88x = 40,874.33 × 19,014.18
  4. Step 4: Simplify right side
    29,605.88x = 777,191,915.53
  5. Step 5: Solve for x
    x = 777,191,915.53/29,605.88
  6. Step 6: Final answer
    x = 26,251.27

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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.