Home / 15,471.06-23,211.22-6,112.40

Finding the Fourth Proportional to 15,471.06, 23,211.22 and 6,112.40

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Solution

The fourth proportional to 15,471.06, 23,211.22 and 6,112.40 is: 9,170.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471.06 : 23,211.22 = 6,112.40 : x
  2. Step 2: Convert to fraction form
    15,471.06/23,211.22 = 6,112.40/x
  3. Step 3: Cross multiply
    15,471.06x = 23,211.22 × 6,112.40
  4. Step 4: Simplify right side
    15,471.06x = 141,876,261.13
  5. Step 5: Solve for x
    x = 141,876,261.13/15,471.06
  6. Step 6: Final answer
    x = 9,170.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.