Home / 47,734.92-71,582.67-20,718.99

Finding the Fourth Proportional to 47,734.92, 71,582.67 and 20,718.99

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Solution

The fourth proportional to 47,734.92, 71,582.67 and 20,718.99 is: 31,069.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,734.92 : 71,582.67 = 20,718.99 : x
  2. Step 2: Convert to fraction form
    47,734.92/71,582.67 = 20,718.99/x
  3. Step 3: Cross multiply
    47,734.92x = 71,582.67 × 20,718.99
  4. Step 4: Simplify right side
    47,734.92x = 1,483,120,623.90
  5. Step 5: Solve for x
    x = 1,483,120,623.90/47,734.92
  6. Step 6: Final answer
    x = 31,069.93

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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.