Home / 25,497.05-35,188.29-15,427.97

Finding the Fourth Proportional to 25,497.05, 35,188.29 and 15,427.97

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Solution

The fourth proportional to 25,497.05, 35,188.29 and 15,427.97 is: 21,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,497.05 : 35,188.29 = 15,427.97 : x
  2. Step 2: Convert to fraction form
    25,497.05/35,188.29 = 15,427.97/x
  3. Step 3: Cross multiply
    25,497.05x = 35,188.29 × 15,427.97
  4. Step 4: Simplify right side
    25,497.05x = 542,883,882.47
  5. Step 5: Solve for x
    x = 542,883,882.47/25,497.05
  6. Step 6: Final answer
    x = 21,292.03

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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.