Home / 25,920.72-35,771.40-14,743.44

Finding the Fourth Proportional to 25,920.72, 35,771.40 and 14,743.44

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Solution

The fourth proportional to 25,920.72, 35,771.40 and 14,743.44 is: 20,346.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,920.72 : 35,771.40 = 14,743.44 : x
  2. Step 2: Convert to fraction form
    25,920.72/35,771.40 = 14,743.44/x
  3. Step 3: Cross multiply
    25,920.72x = 35,771.40 × 14,743.44
  4. Step 4: Simplify right side
    25,920.72x = 527,393,489.62
  5. Step 5: Solve for x
    x = 527,393,489.62/25,920.72
  6. Step 6: Final answer
    x = 20,346.41

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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.