Home / 16,960.56-23,406.45-9,407.76

Finding the Fourth Proportional to 16,960.56, 23,406.45 and 9,407.76

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Solution

The fourth proportional to 16,960.56, 23,406.45 and 9,407.76 is: 12,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.56 : 23,406.45 = 9,407.76 : x
  2. Step 2: Convert to fraction form
    16,960.56/23,406.45 = 9,407.76/x
  3. Step 3: Cross multiply
    16,960.56x = 23,406.45 × 9,407.76
  4. Step 4: Simplify right side
    16,960.56x = 220,202,264.05
  5. Step 5: Solve for x
    x = 220,202,264.05/16,960.56
  6. Step 6: Final answer
    x = 12,983.20

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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.