Home / 25,682.13-38,531.43-10,903.48

Finding the Fourth Proportional to 25,682.13, 38,531.43 and 10,903.48

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Solution

The fourth proportional to 25,682.13, 38,531.43 and 10,903.48 is: 16,358.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,682.13 : 38,531.43 = 10,903.48 : x
  2. Step 2: Convert to fraction form
    25,682.13/38,531.43 = 10,903.48/x
  3. Step 3: Cross multiply
    25,682.13x = 38,531.43 × 10,903.48
  4. Step 4: Simplify right side
    25,682.13x = 420,126,580.05
  5. Step 5: Solve for x
    x = 420,126,580.05/25,682.13
  6. Step 6: Final answer
    x = 16,358.71

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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.