Home / 25,341.45-38,012.17-7,811.27

Finding the Fourth Proportional to 25,341.45, 38,012.17 and 7,811.27

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Solution

The fourth proportional to 25,341.45, 38,012.17 and 7,811.27 is: 11,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,341.45 : 38,012.17 = 7,811.27 : x
  2. Step 2: Convert to fraction form
    25,341.45/38,012.17 = 7,811.27/x
  3. Step 3: Cross multiply
    25,341.45x = 38,012.17 × 7,811.27
  4. Step 4: Simplify right side
    25,341.45x = 296,923,323.16
  5. Step 5: Solve for x
    x = 296,923,323.16/25,341.45
  6. Step 6: Final answer
    x = 11,716.90

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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.