Home / 25,438.67-35,105.46-14,109.22

Finding the Fourth Proportional to 25,438.67, 35,105.46 and 14,109.22

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Solution

The fourth proportional to 25,438.67, 35,105.46 and 14,109.22 is: 19,470.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,438.67 : 35,105.46 = 14,109.22 : x
  2. Step 2: Convert to fraction form
    25,438.67/35,105.46 = 14,109.22/x
  3. Step 3: Cross multiply
    25,438.67x = 35,105.46 × 14,109.22
  4. Step 4: Simplify right side
    25,438.67x = 495,310,658.34
  5. Step 5: Solve for x
    x = 495,310,658.34/25,438.67
  6. Step 6: Final answer
    x = 19,470.78

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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.