Home / 51,497.76-77,252.16-16,429.20

Finding the Fourth Proportional to 51,497.76, 77,252.16 and 16,429.20

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Solution

The fourth proportional to 51,497.76, 77,252.16 and 16,429.20 is: 24,645.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,497.76 : 77,252.16 = 16,429.20 : x
  2. Step 2: Convert to fraction form
    51,497.76/77,252.16 = 16,429.20/x
  3. Step 3: Cross multiply
    51,497.76x = 77,252.16 × 16,429.20
  4. Step 4: Simplify right side
    51,497.76x = 1,269,191,187.07
  5. Step 5: Solve for x
    x = 1,269,191,187.07/51,497.76
  6. Step 6: Final answer
    x = 24,645.56

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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.