Home / 35,578.20-49,098.78-19,446.15

Finding the Fourth Proportional to 35,578.20, 49,098.78 and 19,446.15

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Solution

The fourth proportional to 35,578.20, 49,098.78 and 19,446.15 is: 26,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,578.20 : 49,098.78 = 19,446.15 : x
  2. Step 2: Convert to fraction form
    35,578.20/49,098.78 = 19,446.15/x
  3. Step 3: Cross multiply
    35,578.20x = 49,098.78 × 19,446.15
  4. Step 4: Simplify right side
    35,578.20x = 954,782,240.70
  5. Step 5: Solve for x
    x = 954,782,240.70/35,578.20
  6. Step 6: Final answer
    x = 26,836.16

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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.