Home / 40,812.06-61,229.52-14,519.46

Finding the Fourth Proportional to 40,812.06, 61,229.52 and 14,519.46

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Solution

The fourth proportional to 40,812.06, 61,229.52 and 14,519.46 is: 21,783.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,812.06 : 61,229.52 = 14,519.46 : x
  2. Step 2: Convert to fraction form
    40,812.06/61,229.52 = 14,519.46/x
  3. Step 3: Cross multiply
    40,812.06x = 61,229.52 × 14,519.46
  4. Step 4: Simplify right side
    40,812.06x = 889,019,566.46
  5. Step 5: Solve for x
    x = 889,019,566.46/40,812.06
  6. Step 6: Final answer
    x = 21,783.26

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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.