Home / 22,616.14-31,210.28-12,544.70

Finding the Fourth Proportional to 22,616.14, 31,210.28 and 12,544.70

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Solution

The fourth proportional to 22,616.14, 31,210.28 and 12,544.70 is: 17,311.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,616.14 : 31,210.28 = 12,544.70 : x
  2. Step 2: Convert to fraction form
    22,616.14/31,210.28 = 12,544.70/x
  3. Step 3: Cross multiply
    22,616.14x = 31,210.28 × 12,544.70
  4. Step 4: Simplify right side
    22,616.14x = 391,523,599.52
  5. Step 5: Solve for x
    x = 391,523,599.52/22,616.14
  6. Step 6: Final answer
    x = 17,311.69

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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.