Home / 30,618.10-45,927.15-9,843.70

Finding the Fourth Proportional to 30,618.10, 45,927.15 and 9,843.70

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Solution

The fourth proportional to 30,618.10, 45,927.15 and 9,843.70 is: 14,765.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,618.10 : 45,927.15 = 9,843.70 : x
  2. Step 2: Convert to fraction form
    30,618.10/45,927.15 = 9,843.70/x
  3. Step 3: Cross multiply
    30,618.10x = 45,927.15 × 9,843.70
  4. Step 4: Simplify right side
    30,618.10x = 452,093,086.46
  5. Step 5: Solve for x
    x = 452,093,086.46/30,618.10
  6. Step 6: Final answer
    x = 14,765.55

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Similar ratio
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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.