Home / 53,479.92-80,247.20-35,722.68

Finding the Fourth Proportional to 53,479.92, 80,247.20 and 35,722.68

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Solution

The fourth proportional to 53,479.92, 80,247.20 and 35,722.68 is: 53,602.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,479.92 : 80,247.20 = 35,722.68 : x
  2. Step 2: Convert to fraction form
    53,479.92/80,247.20 = 35,722.68/x
  3. Step 3: Cross multiply
    53,479.92x = 80,247.20 × 35,722.68
  4. Step 4: Simplify right side
    53,479.92x = 2,866,645,046.50
  5. Step 5: Solve for x
    x = 2,866,645,046.50/53,479.92
  6. Step 6: Final answer
    x = 53,602.27

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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.