Home / 16,153.16-22,291.20-9,079.61

Finding the Fourth Proportional to 16,153.16, 22,291.20 and 9,079.61

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Solution

The fourth proportional to 16,153.16, 22,291.20 and 9,079.61 is: 12,529.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,153.16 : 22,291.20 = 9,079.61 : x
  2. Step 2: Convert to fraction form
    16,153.16/22,291.20 = 9,079.61/x
  3. Step 3: Cross multiply
    16,153.16x = 22,291.20 × 9,079.61
  4. Step 4: Simplify right side
    16,153.16x = 202,395,290.98
  5. Step 5: Solve for x
    x = 202,395,290.98/16,153.16
  6. Step 6: Final answer
    x = 12,529.77

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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.