Home / 25,396.39-38,105.52-13,707.28

Finding the Fourth Proportional to 25,396.39, 38,105.52 and 13,707.28

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Solution

The fourth proportional to 25,396.39, 38,105.52 and 13,707.28 is: 20,566.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,396.39 : 38,105.52 = 13,707.28 : x
  2. Step 2: Convert to fraction form
    25,396.39/38,105.52 = 13,707.28/x
  3. Step 3: Cross multiply
    25,396.39x = 38,105.52 × 13,707.28
  4. Step 4: Simplify right side
    25,396.39x = 522,323,032.19
  5. Step 5: Solve for x
    x = 522,323,032.19/25,396.39
  6. Step 6: Final answer
    x = 20,566.82

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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.