Home / 22,624.90-31,222.08-12,553.09

Finding the Fourth Proportional to 22,624.90, 31,222.08 and 12,553.09

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Solution

The fourth proportional to 22,624.90, 31,222.08 and 12,553.09 is: 17,323.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,624.90 : 31,222.08 = 12,553.09 : x
  2. Step 2: Convert to fraction form
    22,624.90/31,222.08 = 12,553.09/x
  3. Step 3: Cross multiply
    22,624.90x = 31,222.08 × 12,553.09
  4. Step 4: Simplify right side
    22,624.90x = 391,933,580.23
  5. Step 5: Solve for x
    x = 391,933,580.23/22,624.90
  6. Step 6: Final answer
    x = 17,323.11

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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.