Home / 25,886.60-35,680.49-18,323.23

Finding the Fourth Proportional to 25,886.60, 35,680.49 and 18,323.23

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Solution

The fourth proportional to 25,886.60, 35,680.49 and 18,323.23 is: 25,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,886.60 : 35,680.49 = 18,323.23 : x
  2. Step 2: Convert to fraction form
    25,886.60/35,680.49 = 18,323.23/x
  3. Step 3: Cross multiply
    25,886.60x = 35,680.49 × 18,323.23
  4. Step 4: Simplify right side
    25,886.60x = 653,781,824.78
  5. Step 5: Solve for x
    x = 653,781,824.78/25,886.60
  6. Step 6: Final answer
    x = 25,255.61

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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.