Home / 44,065.61-66,121.19-21,878.49

Finding the Fourth Proportional to 44,065.61, 66,121.19 and 21,878.49

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Solution

The fourth proportional to 44,065.61, 66,121.19 and 21,878.49 is: 32,829.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,065.61 : 66,121.19 = 21,878.49 : x
  2. Step 2: Convert to fraction form
    44,065.61/66,121.19 = 21,878.49/x
  3. Step 3: Cross multiply
    44,065.61x = 66,121.19 × 21,878.49
  4. Step 4: Simplify right side
    44,065.61x = 1,446,631,684.81
  5. Step 5: Solve for x
    x = 1,446,631,684.81/44,065.61
  6. Step 6: Final answer
    x = 32,829.04

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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.