Home / 25,081.74-34,612.30-13,751.26

Finding the Fourth Proportional to 25,081.74, 34,612.30 and 13,751.26

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Solution

The fourth proportional to 25,081.74, 34,612.30 and 13,751.26 is: 18,976.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,081.74 : 34,612.30 = 13,751.26 : x
  2. Step 2: Convert to fraction form
    25,081.74/34,612.30 = 13,751.26/x
  3. Step 3: Cross multiply
    25,081.74x = 34,612.30 × 13,751.26
  4. Step 4: Simplify right side
    25,081.74x = 475,962,736.50
  5. Step 5: Solve for x
    x = 475,962,736.50/25,081.74
  6. Step 6: Final answer
    x = 18,976.46

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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.