Home / 51,776.94-77,654.34-16,707.18

Finding the Fourth Proportional to 51,776.94, 77,654.34 and 16,707.18

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Solution

The fourth proportional to 51,776.94, 77,654.34 and 16,707.18 is: 25,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,776.94 : 77,654.34 = 16,707.18 : x
  2. Step 2: Convert to fraction form
    51,776.94/77,654.34 = 16,707.18/x
  3. Step 3: Cross multiply
    51,776.94x = 77,654.34 × 16,707.18
  4. Step 4: Simplify right side
    51,776.94x = 1,297,385,036.16
  5. Step 5: Solve for x
    x = 1,297,385,036.16/51,776.94
  6. Step 6: Final answer
    x = 25,057.20

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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.