Home / 35,920.95-49,568.96-19,787.73

Finding the Fourth Proportional to 35,920.95, 49,568.96 and 19,787.73

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Solution

The fourth proportional to 35,920.95, 49,568.96 and 19,787.73 is: 27,305.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,920.95 : 49,568.96 = 19,787.73 : x
  2. Step 2: Convert to fraction form
    35,920.95/49,568.96 = 19,787.73/x
  3. Step 3: Cross multiply
    35,920.95x = 49,568.96 × 19,787.73
  4. Step 4: Simplify right side
    35,920.95x = 980,857,097.92
  5. Step 5: Solve for x
    x = 980,857,097.92/35,920.95
  6. Step 6: Final answer
    x = 27,305.99

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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.