Home / 51,425.08-77,143.29-16,356.53

Finding the Fourth Proportional to 51,425.08, 77,143.29 and 16,356.53

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Solution

The fourth proportional to 51,425.08, 77,143.29 and 16,356.53 is: 24,536.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,425.08 : 77,143.29 = 16,356.53 : x
  2. Step 2: Convert to fraction form
    51,425.08/77,143.29 = 16,356.53/x
  3. Step 3: Cross multiply
    51,425.08x = 77,143.29 × 16,356.53
  4. Step 4: Simplify right side
    51,425.08x = 1,261,796,455.40
  5. Step 5: Solve for x
    x = 1,261,796,455.40/51,425.08
  6. Step 6: Final answer
    x = 24,536.60

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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.