Home / 51,470.72-77,218.58-16,410.35

Finding the Fourth Proportional to 51,470.72, 77,218.58 and 16,410.35

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Solution

The fourth proportional to 51,470.72, 77,218.58 and 16,410.35 is: 24,619.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,470.72 : 77,218.58 = 16,410.35 : x
  2. Step 2: Convert to fraction form
    51,470.72/77,218.58 = 16,410.35/x
  3. Step 3: Cross multiply
    51,470.72x = 77,218.58 × 16,410.35
  4. Step 4: Simplify right side
    51,470.72x = 1,267,183,924.30
  5. Step 5: Solve for x
    x = 1,267,183,924.30/51,470.72
  6. Step 6: Final answer
    x = 24,619.51

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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.