Home / 51,864.99-77,769.65-16,319.66

Finding the Fourth Proportional to 51,864.99, 77,769.65 and 16,319.66

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Solution

The fourth proportional to 51,864.99, 77,769.65 and 16,319.66 is: 24,470.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,864.99 : 77,769.65 = 16,319.66 : x
  2. Step 2: Convert to fraction form
    51,864.99/77,769.65 = 16,319.66/x
  3. Step 3: Cross multiply
    51,864.99x = 77,769.65 × 16,319.66
  4. Step 4: Simplify right side
    51,864.99x = 1,269,173,775.87
  5. Step 5: Solve for x
    x = 1,269,173,775.87/51,864.99
  6. Step 6: Final answer
    x = 24,470.72

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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.