Home / 35,836.98-49,454.46-19,919.40

Finding the Fourth Proportional to 35,836.98, 49,454.46 and 19,919.40

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Solution

The fourth proportional to 35,836.98, 49,454.46 and 19,919.40 is: 27,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,836.98 : 49,454.46 = 19,919.40 : x
  2. Step 2: Convert to fraction form
    35,836.98/49,454.46 = 19,919.40/x
  3. Step 3: Cross multiply
    35,836.98x = 49,454.46 × 19,919.40
  4. Step 4: Simplify right side
    35,836.98x = 985,103,170.52
  5. Step 5: Solve for x
    x = 985,103,170.52/35,836.98
  6. Step 6: Final answer
    x = 27,488.45

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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.