Home / 10,861.01-16,282.25-10,344.32

Finding the Fourth Proportional to 10,861.01, 16,282.25 and 10,344.32

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Solution

The fourth proportional to 10,861.01, 16,282.25 and 10,344.32 is: 15,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861.01 : 16,282.25 = 10,344.32 : x
  2. Step 2: Convert to fraction form
    10,861.01/16,282.25 = 10,344.32/x
  3. Step 3: Cross multiply
    10,861.01x = 16,282.25 × 10,344.32
  4. Step 4: Simplify right side
    10,861.01x = 168,428,804.32
  5. Step 5: Solve for x
    x = 168,428,804.32/10,861.01
  6. Step 6: Final answer
    x = 15,507.66

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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.