Home / 22,696.62-31,320.88-12,624.85

Finding the Fourth Proportional to 22,696.62, 31,320.88 and 12,624.85

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Solution

The fourth proportional to 22,696.62, 31,320.88 and 12,624.85 is: 17,422.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,696.62 : 31,320.88 = 12,624.85 : x
  2. Step 2: Convert to fraction form
    22,696.62/31,320.88 = 12,624.85/x
  3. Step 3: Cross multiply
    22,696.62x = 31,320.88 × 12,624.85
  4. Step 4: Simplify right side
    22,696.62x = 395,421,411.87
  5. Step 5: Solve for x
    x = 395,421,411.87/22,696.62
  6. Step 6: Final answer
    x = 17,422.04

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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.