Home / 40,014-55,219.32-22,350

Finding the Fourth Proportional to 40,014, 55,219.32 and 22,350

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Solution

The fourth proportional to 40,014, 55,219.32 and 22,350 is: 30,843

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,014 : 55,219.32 = 22,350 : x
  2. Step 2: Convert to fraction form
    40,014/55,219.32 = 22,350/x
  3. Step 3: Cross multiply
    40,014x = 55,219.32 × 22,350
  4. Step 4: Simplify right side
    40,014x = 1,234,151,802
  5. Step 5: Solve for x
    x = 1,234,151,802/40,014
  6. Step 6: Final answer
    x = 30,843

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.