Home / 26,034.78-35,926.29-15,425.22

Finding the Fourth Proportional to 26,034.78, 35,926.29 and 15,425.22

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Solution

The fourth proportional to 26,034.78, 35,926.29 and 15,425.22 is: 21,285.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,034.78 : 35,926.29 = 15,425.22 : x
  2. Step 2: Convert to fraction form
    26,034.78/35,926.29 = 15,425.22/x
  3. Step 3: Cross multiply
    26,034.78x = 35,926.29 × 15,425.22
  4. Step 4: Simplify right side
    26,034.78x = 554,170,927.03
  5. Step 5: Solve for x
    x = 554,170,927.03/26,034.78
  6. Step 6: Final answer
    x = 21,285.79

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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.