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Finding the Fourth Proportional to 43,684.76, 65,527.13 and 10,852.76

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Solution

The fourth proportional to 43,684.76, 65,527.13 and 10,852.76 is: 16,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,684.76 : 65,527.13 = 10,852.76 : x
  2. Step 2: Convert to fraction form
    43,684.76/65,527.13 = 10,852.76/x
  3. Step 3: Cross multiply
    43,684.76x = 65,527.13 × 10,852.76
  4. Step 4: Simplify right side
    43,684.76x = 711,150,215.38
  5. Step 5: Solve for x
    x = 711,150,215.38/43,684.76
  6. Step 6: Final answer
    x = 16,279.14

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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.