Home / 25,924.80-35,770.14-15,316.02

Finding the Fourth Proportional to 25,924.80, 35,770.14 and 15,316.02

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Solution

The fourth proportional to 25,924.80, 35,770.14 and 15,316.02 is: 21,132.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,924.80 : 35,770.14 = 15,316.02 : x
  2. Step 2: Convert to fraction form
    25,924.80/35,770.14 = 15,316.02/x
  3. Step 3: Cross multiply
    25,924.80x = 35,770.14 × 15,316.02
  4. Step 4: Simplify right side
    25,924.80x = 547,856,179.64
  5. Step 5: Solve for x
    x = 547,856,179.64/25,924.80
  6. Step 6: Final answer
    x = 21,132.51

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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.