Home / 22,624.76-31,220.66-12,552.86

Finding the Fourth Proportional to 22,624.76, 31,220.66 and 12,552.86

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Solution

The fourth proportional to 22,624.76, 31,220.66 and 12,552.86 is: 17,322.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,624.76 : 31,220.66 = 12,552.86 : x
  2. Step 2: Convert to fraction form
    22,624.76/31,220.66 = 12,552.86/x
  3. Step 3: Cross multiply
    22,624.76x = 31,220.66 × 12,552.86
  4. Step 4: Simplify right side
    22,624.76x = 391,908,355.22
  5. Step 5: Solve for x
    x = 391,908,355.22/22,624.76
  6. Step 6: Final answer
    x = 17,322.10

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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.