Home / 25,819.29-35,635.65-15,065.43

Finding the Fourth Proportional to 25,819.29, 35,635.65 and 15,065.43

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Solution

The fourth proportional to 25,819.29, 35,635.65 and 15,065.43 is: 20,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819.29 : 35,635.65 = 15,065.43 : x
  2. Step 2: Convert to fraction form
    25,819.29/35,635.65 = 15,065.43/x
  3. Step 3: Cross multiply
    25,819.29x = 35,635.65 × 15,065.43
  4. Step 4: Simplify right side
    25,819.29x = 536,866,200.45
  5. Step 5: Solve for x
    x = 536,866,200.45/25,819.29
  6. Step 6: Final answer
    x = 20,793.22

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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.