Home / 51,582.96-77,373.36-16,519.68

Finding the Fourth Proportional to 51,582.96, 77,373.36 and 16,519.68

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Solution

The fourth proportional to 51,582.96, 77,373.36 and 16,519.68 is: 24,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,582.96 : 77,373.36 = 16,519.68 : x
  2. Step 2: Convert to fraction form
    51,582.96/77,373.36 = 16,519.68/x
  3. Step 3: Cross multiply
    51,582.96x = 77,373.36 × 16,519.68
  4. Step 4: Simplify right side
    51,582.96x = 1,278,183,147.72
  5. Step 5: Solve for x
    x = 1,278,183,147.72/51,582.96
  6. Step 6: Final answer
    x = 24,779.17

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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.