Home / 44,676.09-66,981.33-21,318.93

Finding the Fourth Proportional to 44,676.09, 66,981.33 and 21,318.93

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Solution

The fourth proportional to 44,676.09, 66,981.33 and 21,318.93 is: 31,962.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,676.09 : 66,981.33 = 21,318.93 : x
  2. Step 2: Convert to fraction form
    44,676.09/66,981.33 = 21,318.93/x
  3. Step 3: Cross multiply
    44,676.09x = 66,981.33 × 21,318.93
  4. Step 4: Simplify right side
    44,676.09x = 1,427,970,285.58
  5. Step 5: Solve for x
    x = 1,427,970,285.58/44,676.09
  6. Step 6: Final answer
    x = 31,962.74

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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.