Home / 51,415.22-77,106.33-16,346.68

Finding the Fourth Proportional to 51,415.22, 77,106.33 and 16,346.68

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Solution

The fourth proportional to 51,415.22, 77,106.33 and 16,346.68 is: 24,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,415.22 : 77,106.33 = 16,346.68 : x
  2. Step 2: Convert to fraction form
    51,415.22/77,106.33 = 16,346.68/x
  3. Step 3: Cross multiply
    51,415.22x = 77,106.33 × 16,346.68
  4. Step 4: Simplify right side
    51,415.22x = 1,260,432,309.72
  5. Step 5: Solve for x
    x = 1,260,432,309.72/51,415.22
  6. Step 6: Final answer
    x = 24,514.77

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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.