Home / 40,851.18-61,281.99-14,558.58

Finding the Fourth Proportional to 40,851.18, 61,281.99 and 14,558.58

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Solution

The fourth proportional to 40,851.18, 61,281.99 and 14,558.58 is: 21,839.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,851.18 : 61,281.99 = 14,558.58 : x
  2. Step 2: Convert to fraction form
    40,851.18/61,281.99 = 14,558.58/x
  3. Step 3: Cross multiply
    40,851.18x = 61,281.99 × 14,558.58
  4. Step 4: Simplify right side
    40,851.18x = 892,178,753.97
  5. Step 5: Solve for x
    x = 892,178,753.97/40,851.18
  6. Step 6: Final answer
    x = 21,839.73

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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.