Home / 34,991.92-52,518.21-18,363.70

Finding the Fourth Proportional to 34,991.92, 52,518.21 and 18,363.70

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Solution

The fourth proportional to 34,991.92, 52,518.21 and 18,363.70 is: 27,561.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,991.92 : 52,518.21 = 18,363.70 : x
  2. Step 2: Convert to fraction form
    34,991.92/52,518.21 = 18,363.70/x
  3. Step 3: Cross multiply
    34,991.92x = 52,518.21 × 18,363.70
  4. Step 4: Simplify right side
    34,991.92x = 964,428,521.68
  5. Step 5: Solve for x
    x = 964,428,521.68/34,991.92
  6. Step 6: Final answer
    x = 27,561.47

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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.