Home / 47,081.79-64,972.53-25,860.60

Finding the Fourth Proportional to 47,081.79, 64,972.53 and 25,860.60

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Solution

The fourth proportional to 47,081.79, 64,972.53 and 25,860.60 is: 35,687.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,081.79 : 64,972.53 = 25,860.60 : x
  2. Step 2: Convert to fraction form
    47,081.79/64,972.53 = 25,860.60/x
  3. Step 3: Cross multiply
    47,081.79x = 64,972.53 × 25,860.60
  4. Step 4: Simplify right side
    47,081.79x = 1,680,228,609.32
  5. Step 5: Solve for x
    x = 1,680,228,609.32/47,081.79
  6. Step 6: Final answer
    x = 35,687.44

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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.