Home / 25,434.87-35,102.25-14,107.92

Finding the Fourth Proportional to 25,434.87, 35,102.25 and 14,107.92

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Solution

The fourth proportional to 25,434.87, 35,102.25 and 14,107.92 is: 19,470.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,434.87 : 35,102.25 = 14,107.92 : x
  2. Step 2: Convert to fraction form
    25,434.87/35,102.25 = 14,107.92/x
  3. Step 3: Cross multiply
    25,434.87x = 35,102.25 × 14,107.92
  4. Step 4: Simplify right side
    25,434.87x = 495,219,734.82
  5. Step 5: Solve for x
    x = 495,219,734.82/25,434.87
  6. Step 6: Final answer
    x = 19,470.11

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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.