Home / 43,693.63-65,519.74-15,220.66

Finding the Fourth Proportional to 43,693.63, 65,519.74 and 15,220.66

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Solution

The fourth proportional to 43,693.63, 65,519.74 and 15,220.66 is: 22,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,693.63 : 65,519.74 = 15,220.66 : x
  2. Step 2: Convert to fraction form
    43,693.63/65,519.74 = 15,220.66/x
  3. Step 3: Cross multiply
    43,693.63x = 65,519.74 × 15,220.66
  4. Step 4: Simplify right side
    43,693.63x = 997,253,685.83
  5. Step 5: Solve for x
    x = 997,253,685.83/43,693.63
  6. Step 6: Final answer
    x = 22,823.78

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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.