Home / 25,713.41-35,496.05-15,103.71

Finding the Fourth Proportional to 25,713.41, 35,496.05 and 15,103.71

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Solution

The fourth proportional to 25,713.41, 35,496.05 and 15,103.71 is: 20,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,713.41 : 35,496.05 = 15,103.71 : x
  2. Step 2: Convert to fraction form
    25,713.41/35,496.05 = 15,103.71/x
  3. Step 3: Cross multiply
    25,713.41x = 35,496.05 × 15,103.71
  4. Step 4: Simplify right side
    25,713.41x = 536,121,969.83
  5. Step 5: Solve for x
    x = 536,121,969.83/25,713.41
  6. Step 6: Final answer
    x = 20,849.90

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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.