Home / 25,924.39-38,876.86-11,125.69

Finding the Fourth Proportional to 25,924.39, 38,876.86 and 11,125.69

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Solution

The fourth proportional to 25,924.39, 38,876.86 and 11,125.69 is: 16,684.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,924.39 : 38,876.86 = 11,125.69 : x
  2. Step 2: Convert to fraction form
    25,924.39/38,876.86 = 11,125.69/x
  3. Step 3: Cross multiply
    25,924.39x = 38,876.86 × 11,125.69
  4. Step 4: Simplify right side
    25,924.39x = 432,531,809.25
  5. Step 5: Solve for x
    x = 432,531,809.25/25,924.39
  6. Step 6: Final answer
    x = 16,684.36

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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.