Home / 15,961.05-22,026.25-9,247.97

Finding the Fourth Proportional to 15,961.05, 22,026.25 and 9,247.97

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Solution

The fourth proportional to 15,961.05, 22,026.25 and 9,247.97 is: 12,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,961.05 : 22,026.25 = 9,247.97 : x
  2. Step 2: Convert to fraction form
    15,961.05/22,026.25 = 9,247.97/x
  3. Step 3: Cross multiply
    15,961.05x = 22,026.25 × 9,247.97
  4. Step 4: Simplify right side
    15,961.05x = 203,698,131.16
  5. Step 5: Solve for x
    x = 203,698,131.16/15,961.05
  6. Step 6: Final answer
    x = 12,762.20

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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.