Home / 25,936.29-35,791.02-15,865.14

Finding the Fourth Proportional to 25,936.29, 35,791.02 and 15,865.14

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Solution

The fourth proportional to 25,936.29, 35,791.02 and 15,865.14 is: 21,893.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,936.29 : 35,791.02 = 15,865.14 : x
  2. Step 2: Convert to fraction form
    25,936.29/35,791.02 = 15,865.14/x
  3. Step 3: Cross multiply
    25,936.29x = 35,791.02 × 15,865.14
  4. Step 4: Simplify right side
    25,936.29x = 567,829,543.04
  5. Step 5: Solve for x
    x = 567,829,543.04/25,936.29
  6. Step 6: Final answer
    x = 21,893.24

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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.