Home / 10,729.45-16,094.18-8,752.95

Finding the Fourth Proportional to 10,729.45, 16,094.18 and 8,752.95

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Solution

The fourth proportional to 10,729.45, 16,094.18 and 8,752.95 is: 13,129.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.45 : 16,094.18 = 8,752.95 : x
  2. Step 2: Convert to fraction form
    10,729.45/16,094.18 = 8,752.95/x
  3. Step 3: Cross multiply
    10,729.45x = 16,094.18 × 8,752.95
  4. Step 4: Simplify right side
    10,729.45x = 140,871,552.83
  5. Step 5: Solve for x
    x = 140,871,552.83/10,729.45
  6. Step 6: Final answer
    x = 13,129.43

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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.