Home / 10,538.32-15,861.82-9,268.24

Finding the Fourth Proportional to 10,538.32, 15,861.82 and 9,268.24

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Solution

The fourth proportional to 10,538.32, 15,861.82 and 9,268.24 is: 13,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538.32 : 15,861.82 = 9,268.24 : x
  2. Step 2: Convert to fraction form
    10,538.32/15,861.82 = 9,268.24/x
  3. Step 3: Cross multiply
    10,538.32x = 15,861.82 × 9,268.24
  4. Step 4: Simplify right side
    10,538.32x = 147,011,154.60
  5. Step 5: Solve for x
    x = 147,011,154.60/10,538.32
  6. Step 6: Final answer
    x = 13,950.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.