Home / 22,624.08-31,218.91-12,549.97

Finding the Fourth Proportional to 22,624.08, 31,218.91 and 12,549.97

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Solution

The fourth proportional to 22,624.08, 31,218.91 and 12,549.97 is: 17,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,624.08 : 31,218.91 = 12,549.97 : x
  2. Step 2: Convert to fraction form
    22,624.08/31,218.91 = 12,549.97/x
  3. Step 3: Cross multiply
    22,624.08x = 31,218.91 × 12,549.97
  4. Step 4: Simplify right side
    22,624.08x = 391,796,383.93
  5. Step 5: Solve for x
    x = 391,796,383.93/22,624.08
  6. Step 6: Final answer
    x = 17,317.67

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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.