Home / 10,318.28-15,481.74-9,501.32

Finding the Fourth Proportional to 10,318.28, 15,481.74 and 9,501.32

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Solution

The fourth proportional to 10,318.28, 15,481.74 and 9,501.32 is: 14,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.28 : 15,481.74 = 9,501.32 : x
  2. Step 2: Convert to fraction form
    10,318.28/15,481.74 = 9,501.32/x
  3. Step 3: Cross multiply
    10,318.28x = 15,481.74 × 9,501.32
  4. Step 4: Simplify right side
    10,318.28x = 147,096,965.90
  5. Step 5: Solve for x
    x = 147,096,965.90/10,318.28
  6. Step 6: Final answer
    x = 14,255.96

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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.