Home / 51,788.16-77,683.96-14,348.61

Finding the Fourth Proportional to 51,788.16, 77,683.96 and 14,348.61

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Solution

The fourth proportional to 51,788.16, 77,683.96 and 14,348.61 is: 21,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,788.16 : 77,683.96 = 14,348.61 : x
  2. Step 2: Convert to fraction form
    51,788.16/77,683.96 = 14,348.61/x
  3. Step 3: Cross multiply
    51,788.16x = 77,683.96 × 14,348.61
  4. Step 4: Simplify right side
    51,788.16x = 1,114,656,845.30
  5. Step 5: Solve for x
    x = 1,114,656,845.30/51,788.16
  6. Step 6: Final answer
    x = 21,523.39

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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.