Home / 51,389.19-77,082.66-23,687.19

Finding the Fourth Proportional to 51,389.19, 77,082.66 and 23,687.19

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Solution

The fourth proportional to 51,389.19, 77,082.66 and 23,687.19 is: 35,530.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,389.19 : 77,082.66 = 23,687.19 : x
  2. Step 2: Convert to fraction form
    51,389.19/77,082.66 = 23,687.19/x
  3. Step 3: Cross multiply
    51,389.19x = 77,082.66 × 23,687.19
  4. Step 4: Simplify right side
    51,389.19x = 1,825,871,613.13
  5. Step 5: Solve for x
    x = 1,825,871,613.13/51,389.19
  6. Step 6: Final answer
    x = 35,530.27

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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.