Home / 12,549.66-17,318.75-6,884.32

Finding the Fourth Proportional to 12,549.66, 17,318.75 and 6,884.32

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Solution

The fourth proportional to 12,549.66, 17,318.75 and 6,884.32 is: 9,500.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.66 : 17,318.75 = 6,884.32 : x
  2. Step 2: Convert to fraction form
    12,549.66/17,318.75 = 6,884.32/x
  3. Step 3: Cross multiply
    12,549.66x = 17,318.75 × 6,884.32
  4. Step 4: Simplify right side
    12,549.66x = 119,227,817
  5. Step 5: Solve for x
    x = 119,227,817/12,549.66
  6. Step 6: Final answer
    x = 9,500.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.