Home / 16,186.40-22,337.66-9,113.07

Finding the Fourth Proportional to 16,186.40, 22,337.66 and 9,113.07

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Solution

The fourth proportional to 16,186.40, 22,337.66 and 9,113.07 is: 12,576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186.40 : 22,337.66 = 9,113.07 : x
  2. Step 2: Convert to fraction form
    16,186.40/22,337.66 = 9,113.07/x
  3. Step 3: Cross multiply
    16,186.40x = 22,337.66 × 9,113.07
  4. Step 4: Simplify right side
    16,186.40x = 203,564,682.00
  5. Step 5: Solve for x
    x = 203,564,682.00/16,186.40
  6. Step 6: Final answer
    x = 12,576.28

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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.