Home / 31,519.06-43,496.08-17,371.92

Finding the Fourth Proportional to 31,519.06, 43,496.08 and 17,371.92

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Solution

The fourth proportional to 31,519.06, 43,496.08 and 17,371.92 is: 23,973.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,519.06 : 43,496.08 = 17,371.92 : x
  2. Step 2: Convert to fraction form
    31,519.06/43,496.08 = 17,371.92/x
  3. Step 3: Cross multiply
    31,519.06x = 43,496.08 × 17,371.92
  4. Step 4: Simplify right side
    31,519.06x = 755,610,422.07
  5. Step 5: Solve for x
    x = 755,610,422.07/31,519.06
  6. Step 6: Final answer
    x = 23,973.13

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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.