Home / 22,604.39-31,195.91-12,535.99

Finding the Fourth Proportional to 22,604.39, 31,195.91 and 12,535.99

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Solution

The fourth proportional to 22,604.39, 31,195.91 and 12,535.99 is: 17,300.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,604.39 : 31,195.91 = 12,535.99 : x
  2. Step 2: Convert to fraction form
    22,604.39/31,195.91 = 12,535.99/x
  3. Step 3: Cross multiply
    22,604.39x = 31,195.91 × 12,535.99
  4. Step 4: Simplify right side
    22,604.39x = 391,071,615.80
  5. Step 5: Solve for x
    x = 391,071,615.80/22,604.39
  6. Step 6: Final answer
    x = 17,300.69

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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.