Home / 25,540.84-35,221.80-16,590.88

Finding the Fourth Proportional to 25,540.84, 35,221.80 and 16,590.88

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Solution

The fourth proportional to 25,540.84, 35,221.80 and 16,590.88 is: 22,879.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,540.84 : 35,221.80 = 16,590.88 : x
  2. Step 2: Convert to fraction form
    25,540.84/35,221.80 = 16,590.88/x
  3. Step 3: Cross multiply
    25,540.84x = 35,221.80 × 16,590.88
  4. Step 4: Simplify right side
    25,540.84x = 584,360,657.18
  5. Step 5: Solve for x
    x = 584,360,657.18/25,540.84
  6. Step 6: Final answer
    x = 22,879.46

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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.