Home / 25,865.60-38,733.60-17,052.80

Finding the Fourth Proportional to 25,865.60, 38,733.60 and 17,052.80

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Solution

The fourth proportional to 25,865.60, 38,733.60 and 17,052.80 is: 25,536.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,865.60 : 38,733.60 = 17,052.80 : x
  2. Step 2: Convert to fraction form
    25,865.60/38,733.60 = 17,052.80/x
  3. Step 3: Cross multiply
    25,865.60x = 38,733.60 × 17,052.80
  4. Step 4: Simplify right side
    25,865.60x = 660,516,334.08
  5. Step 5: Solve for x
    x = 660,516,334.08/25,865.60
  6. Step 6: Final answer
    x = 25,536.48

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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.