Home / 15,983.26-22,056.92-9,270.19

Finding the Fourth Proportional to 15,983.26, 22,056.92 and 9,270.19

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Solution

The fourth proportional to 15,983.26, 22,056.92 and 9,270.19 is: 12,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.26 : 22,056.92 = 9,270.19 : x
  2. Step 2: Convert to fraction form
    15,983.26/22,056.92 = 9,270.19/x
  3. Step 3: Cross multiply
    15,983.26x = 22,056.92 × 9,270.19
  4. Step 4: Simplify right side
    15,983.26x = 204,471,839.21
  5. Step 5: Solve for x
    x = 204,471,839.21/15,983.26
  6. Step 6: Final answer
    x = 12,792.87

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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.