Home / 17,927.16-24,738.96-9,969.12

Finding the Fourth Proportional to 17,927.16, 24,738.96 and 9,969.12

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Solution

The fourth proportional to 17,927.16, 24,738.96 and 9,969.12 is: 13,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.16 : 24,738.96 = 9,969.12 : x
  2. Step 2: Convert to fraction form
    17,927.16/24,738.96 = 9,969.12/x
  3. Step 3: Cross multiply
    17,927.16x = 24,738.96 × 9,969.12
  4. Step 4: Simplify right side
    17,927.16x = 246,625,660.92
  5. Step 5: Solve for x
    x = 246,625,660.92/17,927.16
  6. Step 6: Final answer
    x = 13,757.10

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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.