Home / 51,449.49-77,173.43-16,388.64

Finding the Fourth Proportional to 51,449.49, 77,173.43 and 16,388.64

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Solution

The fourth proportional to 51,449.49, 77,173.43 and 16,388.64 is: 24,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449.49 : 77,173.43 = 16,388.64 : x
  2. Step 2: Convert to fraction form
    51,449.49/77,173.43 = 16,388.64/x
  3. Step 3: Cross multiply
    51,449.49x = 77,173.43 × 16,388.64
  4. Step 4: Simplify right side
    51,449.49x = 1,264,767,479.89
  5. Step 5: Solve for x
    x = 1,264,767,479.89/51,449.49
  6. Step 6: Final answer
    x = 24,582.70

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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.