Home / 35,697.25-49,264.17-19,781.35

Finding the Fourth Proportional to 35,697.25, 49,264.17 and 19,781.35

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Solution

The fourth proportional to 35,697.25, 49,264.17 and 19,781.35 is: 27,299.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,697.25 : 49,264.17 = 19,781.35 : x
  2. Step 2: Convert to fraction form
    35,697.25/49,264.17 = 19,781.35/x
  3. Step 3: Cross multiply
    35,697.25x = 49,264.17 × 19,781.35
  4. Step 4: Simplify right side
    35,697.25x = 974,511,789.23
  5. Step 5: Solve for x
    x = 974,511,789.23/35,697.25
  6. Step 6: Final answer
    x = 27,299.35

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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.