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Finding the Fourth Proportional to 10,363.30, 15,544.95 and 9,456.10

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Solution

The fourth proportional to 10,363.30, 15,544.95 and 9,456.10 is: 14,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.30 : 15,544.95 = 9,456.10 : x
  2. Step 2: Convert to fraction form
    10,363.30/15,544.95 = 9,456.10/x
  3. Step 3: Cross multiply
    10,363.30x = 15,544.95 × 9,456.10
  4. Step 4: Simplify right side
    10,363.30x = 146,994,601.70
  5. Step 5: Solve for x
    x = 146,994,601.70/10,363.30
  6. Step 6: Final answer
    x = 14,184.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.