Home / 25,327.60-34,951.96-13,997.88

Finding the Fourth Proportional to 25,327.60, 34,951.96 and 13,997.88

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Solution

The fourth proportional to 25,327.60, 34,951.96 and 13,997.88 is: 19,317.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,327.60 : 34,951.96 = 13,997.88 : x
  2. Step 2: Convert to fraction form
    25,327.60/34,951.96 = 13,997.88/x
  3. Step 3: Cross multiply
    25,327.60x = 34,951.96 × 13,997.88
  4. Step 4: Simplify right side
    25,327.60x = 489,253,341.84
  5. Step 5: Solve for x
    x = 489,253,341.84/25,327.60
  6. Step 6: Final answer
    x = 19,317.00

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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.