Home / 51,082.38-76,623.56-14,146.38

Finding the Fourth Proportional to 51,082.38, 76,623.56 and 14,146.38

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Solution

The fourth proportional to 51,082.38, 76,623.56 and 14,146.38 is: 21,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,082.38 : 76,623.56 = 14,146.38 : x
  2. Step 2: Convert to fraction form
    51,082.38/76,623.56 = 14,146.38/x
  3. Step 3: Cross multiply
    51,082.38x = 76,623.56 × 14,146.38
  4. Step 4: Simplify right side
    51,082.38x = 1,083,945,996.71
  5. Step 5: Solve for x
    x = 1,083,945,996.71/51,082.38
  6. Step 6: Final answer
    x = 21,219.57

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1.5x scale

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.