Home / 45,631.78-62,968.68-25,487.92

Finding the Fourth Proportional to 45,631.78, 62,968.68 and 25,487.92

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Solution

The fourth proportional to 45,631.78, 62,968.68 and 25,487.92 is: 35,171.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.78 : 62,968.68 = 25,487.92 : x
  2. Step 2: Convert to fraction form
    45,631.78/62,968.68 = 25,487.92/x
  3. Step 3: Cross multiply
    45,631.78x = 62,968.68 × 25,487.92
  4. Step 4: Simplify right side
    45,631.78x = 1,604,940,678.35
  5. Step 5: Solve for x
    x = 1,604,940,678.35/45,631.78
  6. Step 6: Final answer
    x = 35,171.56

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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.