Home / 12,553.20-17,323.96-7,516.46

Finding the Fourth Proportional to 12,553.20, 17,323.96 and 7,516.46

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Solution

The fourth proportional to 12,553.20, 17,323.96 and 7,516.46 is: 10,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.20 : 17,323.96 = 7,516.46 : x
  2. Step 2: Convert to fraction form
    12,553.20/17,323.96 = 7,516.46/x
  3. Step 3: Cross multiply
    12,553.20x = 17,323.96 × 7,516.46
  4. Step 4: Simplify right side
    12,553.20x = 130,214,818.98
  5. Step 5: Solve for x
    x = 130,214,818.98/12,553.20
  6. Step 6: Final answer
    x = 10,373.04

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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.