Home / 22,606.40-31,195.47-12,534.25

Finding the Fourth Proportional to 22,606.40, 31,195.47 and 12,534.25

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Solution

The fourth proportional to 22,606.40, 31,195.47 and 12,534.25 is: 17,296.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,606.40 : 31,195.47 = 12,534.25 : x
  2. Step 2: Convert to fraction form
    22,606.40/31,195.47 = 12,534.25/x
  3. Step 3: Cross multiply
    22,606.40x = 31,195.47 × 12,534.25
  4. Step 4: Simplify right side
    22,606.40x = 391,011,819.85
  5. Step 5: Solve for x
    x = 391,011,819.85/22,606.40
  6. Step 6: Final answer
    x = 17,296.51

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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.