Home / 25,880.27-38,792.73-13,387.72

Finding the Fourth Proportional to 25,880.27, 38,792.73 and 13,387.72

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Solution

The fourth proportional to 25,880.27, 38,792.73 and 13,387.72 is: 20,067.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,880.27 : 38,792.73 = 13,387.72 : x
  2. Step 2: Convert to fraction form
    25,880.27/38,792.73 = 13,387.72/x
  3. Step 3: Cross multiply
    25,880.27x = 38,792.73 × 13,387.72
  4. Step 4: Simplify right side
    25,880.27x = 519,346,207.28
  5. Step 5: Solve for x
    x = 519,346,207.28/25,880.27
  6. Step 6: Final answer
    x = 20,067.26

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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.