Home / 53,803.92-80,705.61-13,822.86

Finding the Fourth Proportional to 53,803.92, 80,705.61 and 13,822.86

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Solution

The fourth proportional to 53,803.92, 80,705.61 and 13,822.86 is: 20,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,803.92 : 80,705.61 = 13,822.86 : x
  2. Step 2: Convert to fraction form
    53,803.92/80,705.61 = 13,822.86/x
  3. Step 3: Cross multiply
    53,803.92x = 80,705.61 × 13,822.86
  4. Step 4: Simplify right side
    53,803.92x = 1,115,582,348.24
  5. Step 5: Solve for x
    x = 1,115,582,348.24/53,803.92
  6. Step 6: Final answer
    x = 20,734.22

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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.