Home / 25,449.57-35,120.49-14,119.29

Finding the Fourth Proportional to 25,449.57, 35,120.49 and 14,119.29

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Solution

The fourth proportional to 25,449.57, 35,120.49 and 14,119.29 is: 19,484.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.57 : 35,120.49 = 14,119.29 : x
  2. Step 2: Convert to fraction form
    25,449.57/35,120.49 = 14,119.29/x
  3. Step 3: Cross multiply
    25,449.57x = 35,120.49 × 14,119.29
  4. Step 4: Simplify right side
    25,449.57x = 495,876,383.25
  5. Step 5: Solve for x
    x = 495,876,383.25/25,449.57
  6. Step 6: Final answer
    x = 19,484.67

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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.