Home / 25,579.96-38,377.60-15,459.62

Finding the Fourth Proportional to 25,579.96, 38,377.60 and 15,459.62

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Solution

The fourth proportional to 25,579.96, 38,377.60 and 15,459.62 is: 23,194.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,579.96 : 38,377.60 = 15,459.62 : x
  2. Step 2: Convert to fraction form
    25,579.96/38,377.60 = 15,459.62/x
  3. Step 3: Cross multiply
    25,579.96x = 38,377.60 × 15,459.62
  4. Step 4: Simplify right side
    25,579.96x = 593,302,881.97
  5. Step 5: Solve for x
    x = 593,302,881.97/25,579.96
  6. Step 6: Final answer
    x = 23,194.05

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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.