Home / 34,863.66-48,112.56-18,949.13

Finding the Fourth Proportional to 34,863.66, 48,112.56 and 18,949.13

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Solution

The fourth proportional to 34,863.66, 48,112.56 and 18,949.13 is: 26,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,863.66 : 48,112.56 = 18,949.13 : x
  2. Step 2: Convert to fraction form
    34,863.66/48,112.56 = 18,949.13/x
  3. Step 3: Cross multiply
    34,863.66x = 48,112.56 × 18,949.13
  4. Step 4: Simplify right side
    34,863.66x = 911,691,154.07
  5. Step 5: Solve for x
    x = 911,691,154.07/34,863.66
  6. Step 6: Final answer
    x = 26,150.18

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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.