Home / 51,085.57-76,631.24-15,548.05

Finding the Fourth Proportional to 51,085.57, 76,631.24 and 15,548.05

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Solution

The fourth proportional to 51,085.57, 76,631.24 and 15,548.05 is: 23,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,085.57 : 76,631.24 = 15,548.05 : x
  2. Step 2: Convert to fraction form
    51,085.57/76,631.24 = 15,548.05/x
  3. Step 3: Cross multiply
    51,085.57x = 76,631.24 × 15,548.05
  4. Step 4: Simplify right side
    51,085.57x = 1,191,466,351.08
  5. Step 5: Solve for x
    x = 1,191,466,351.08/51,085.57
  6. Step 6: Final answer
    x = 23,322.95

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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.