Home / 15,976.43-22,049.12-9,605.10

Finding the Fourth Proportional to 15,976.43, 22,049.12 and 9,605.10

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Solution

The fourth proportional to 15,976.43, 22,049.12 and 9,605.10 is: 13,256.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976.43 : 22,049.12 = 9,605.10 : x
  2. Step 2: Convert to fraction form
    15,976.43/22,049.12 = 9,605.10/x
  3. Step 3: Cross multiply
    15,976.43x = 22,049.12 × 9,605.10
  4. Step 4: Simplify right side
    15,976.43x = 211,784,049.86
  5. Step 5: Solve for x
    x = 211,784,049.86/15,976.43
  6. Step 6: Final answer
    x = 13,256.03

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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.