Home / 31,837.59-43,936.08-19,907.91

Finding the Fourth Proportional to 31,837.59, 43,936.08 and 19,907.91

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Solution

The fourth proportional to 31,837.59, 43,936.08 and 19,907.91 is: 27,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,837.59 : 43,936.08 = 19,907.91 : x
  2. Step 2: Convert to fraction form
    31,837.59/43,936.08 = 19,907.91/x
  3. Step 3: Cross multiply
    31,837.59x = 43,936.08 × 19,907.91
  4. Step 4: Simplify right side
    31,837.59x = 874,675,207.17
  5. Step 5: Solve for x
    x = 874,675,207.17/31,837.59
  6. Step 6: Final answer
    x = 27,473.04

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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.