Home / 15,947.16-23,923.17-8,153.34

Finding the Fourth Proportional to 15,947.16, 23,923.17 and 8,153.34

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Solution

The fourth proportional to 15,947.16, 23,923.17 and 8,153.34 is: 12,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.16 : 23,923.17 = 8,153.34 : x
  2. Step 2: Convert to fraction form
    15,947.16/23,923.17 = 8,153.34/x
  3. Step 3: Cross multiply
    15,947.16x = 23,923.17 × 8,153.34
  4. Step 4: Simplify right side
    15,947.16x = 195,053,738.89
  5. Step 5: Solve for x
    x = 195,053,738.89/15,947.16
  6. Step 6: Final answer
    x = 12,231.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.