Home / 51,779.96-77,648.52-16,229.36

Finding the Fourth Proportional to 51,779.96, 77,648.52 and 16,229.36

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Solution

The fourth proportional to 51,779.96, 77,648.52 and 16,229.36 is: 24,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,779.96 : 77,648.52 = 16,229.36 : x
  2. Step 2: Convert to fraction form
    51,779.96/77,648.52 = 16,229.36/x
  3. Step 3: Cross multiply
    51,779.96x = 77,648.52 × 16,229.36
  4. Step 4: Simplify right side
    51,779.96x = 1,260,186,039.53
  5. Step 5: Solve for x
    x = 1,260,186,039.53/51,779.96
  6. Step 6: Final answer
    x = 24,337.33

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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.