Home / 25,367.22-35,020.84-15,298.21

Finding the Fourth Proportional to 25,367.22, 35,020.84 and 15,298.21

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Solution

The fourth proportional to 25,367.22, 35,020.84 and 15,298.21 is: 21,120.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,367.22 : 35,020.84 = 15,298.21 : x
  2. Step 2: Convert to fraction form
    25,367.22/35,020.84 = 15,298.21/x
  3. Step 3: Cross multiply
    25,367.22x = 35,020.84 × 15,298.21
  4. Step 4: Simplify right side
    25,367.22x = 535,756,164.70
  5. Step 5: Solve for x
    x = 535,756,164.70/25,367.22
  6. Step 6: Final answer
    x = 21,120.02

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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.