Home / 16,186.95-22,337.91-9,113.42

Finding the Fourth Proportional to 16,186.95, 22,337.91 and 9,113.42

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Solution

The fourth proportional to 16,186.95, 22,337.91 and 9,113.42 is: 12,576.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186.95 : 22,337.91 = 9,113.42 : x
  2. Step 2: Convert to fraction form
    16,186.95/22,337.91 = 9,113.42/x
  3. Step 3: Cross multiply
    16,186.95x = 22,337.91 × 9,113.42
  4. Step 4: Simplify right side
    16,186.95x = 203,574,811.60
  5. Step 5: Solve for x
    x = 203,574,811.60/16,186.95
  6. Step 6: Final answer
    x = 12,576.48

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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.