Home / 35,757.33-49,345.14-19,841.78

Finding the Fourth Proportional to 35,757.33, 49,345.14 and 19,841.78

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Solution

The fourth proportional to 35,757.33, 49,345.14 and 19,841.78 is: 27,381.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,757.33 : 49,345.14 = 19,841.78 : x
  2. Step 2: Convert to fraction form
    35,757.33/49,345.14 = 19,841.78/x
  3. Step 3: Cross multiply
    35,757.33x = 49,345.14 × 19,841.78
  4. Step 4: Simplify right side
    35,757.33x = 979,095,165.22
  5. Step 5: Solve for x
    x = 979,095,165.22/35,757.33
  6. Step 6: Final answer
    x = 27,381.66

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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.