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Finding the Fourth Proportional to 24,793.70, 34,228.65 and 19,115.99

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Solution

The fourth proportional to 24,793.70, 34,228.65 and 19,115.99 is: 26,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,793.70 : 34,228.65 = 19,115.99 : x
  2. Step 2: Convert to fraction form
    24,793.70/34,228.65 = 19,115.99/x
  3. Step 3: Cross multiply
    24,793.70x = 34,228.65 × 19,115.99
  4. Step 4: Simplify right side
    24,793.70x = 654,314,531.11
  5. Step 5: Solve for x
    x = 654,314,531.11/24,793.70
  6. Step 6: Final answer
    x = 26,390.35

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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.