Home / 25,120.92-34,667.10-14,509.56

Finding the Fourth Proportional to 25,120.92, 34,667.10 and 14,509.56

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Solution

The fourth proportional to 25,120.92, 34,667.10 and 14,509.56 is: 20,023.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,120.92 : 34,667.10 = 14,509.56 : x
  2. Step 2: Convert to fraction form
    25,120.92/34,667.10 = 14,509.56/x
  3. Step 3: Cross multiply
    25,120.92x = 34,667.10 × 14,509.56
  4. Step 4: Simplify right side
    25,120.92x = 503,004,367.48
  5. Step 5: Solve for x
    x = 503,004,367.48/25,120.92
  6. Step 6: Final answer
    x = 20,023.33

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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.