Home / 45,211.20-67,816.08-14,046.48

Finding the Fourth Proportional to 45,211.20, 67,816.08 and 14,046.48

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Solution

The fourth proportional to 45,211.20, 67,816.08 and 14,046.48 is: 21,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,211.20 : 67,816.08 = 14,046.48 : x
  2. Step 2: Convert to fraction form
    45,211.20/67,816.08 = 14,046.48/x
  3. Step 3: Cross multiply
    45,211.20x = 67,816.08 × 14,046.48
  4. Step 4: Simplify right side
    45,211.20x = 952,577,211.40
  5. Step 5: Solve for x
    x = 952,577,211.40/45,211.20
  6. Step 6: Final answer
    x = 21,069.50

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Double scale
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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.