Home / 45,295.38-67,954.79-17,215.92

Finding the Fourth Proportional to 45,295.38, 67,954.79 and 17,215.92

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Solution

The fourth proportional to 45,295.38, 67,954.79 and 17,215.92 is: 25,828.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,295.38 : 67,954.79 = 17,215.92 : x
  2. Step 2: Convert to fraction form
    45,295.38/67,954.79 = 17,215.92/x
  3. Step 3: Cross multiply
    45,295.38x = 67,954.79 × 17,215.92
  4. Step 4: Simplify right side
    45,295.38x = 1,169,904,271.30
  5. Step 5: Solve for x
    x = 1,169,904,271.30/45,295.38
  6. Step 6: Final answer
    x = 25,828.34

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1.5x scale

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.