Home / 25,631.60-38,447.42-10,836.68

Finding the Fourth Proportional to 25,631.60, 38,447.42 and 10,836.68

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Solution

The fourth proportional to 25,631.60, 38,447.42 and 10,836.68 is: 16,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631.60 : 38,447.42 = 10,836.68 : x
  2. Step 2: Convert to fraction form
    25,631.60/38,447.42 = 10,836.68/x
  3. Step 3: Cross multiply
    25,631.60x = 38,447.42 × 10,836.68
  4. Step 4: Simplify right side
    25,631.60x = 416,642,387.37
  5. Step 5: Solve for x
    x = 416,642,387.37/25,631.60
  6. Step 6: Final answer
    x = 16,255.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.