Home / 22,117.32-33,161.50-14,612.12

Finding the Fourth Proportional to 22,117.32, 33,161.50 and 14,612.12

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Solution

The fourth proportional to 22,117.32, 33,161.50 and 14,612.12 is: 21,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,117.32 : 33,161.50 = 14,612.12 : x
  2. Step 2: Convert to fraction form
    22,117.32/33,161.50 = 14,612.12/x
  3. Step 3: Cross multiply
    22,117.32x = 33,161.50 × 14,612.12
  4. Step 4: Simplify right side
    22,117.32x = 484,559,817.38
  5. Step 5: Solve for x
    x = 484,559,817.38/22,117.32
  6. Step 6: Final answer
    x = 21,908.61

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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.