Home / 51,429.13-77,082.03-26,480.93

Finding the Fourth Proportional to 51,429.13, 77,082.03 and 26,480.93

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Solution

The fourth proportional to 51,429.13, 77,082.03 and 26,480.93 is: 39,689.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,429.13 : 77,082.03 = 26,480.93 : x
  2. Step 2: Convert to fraction form
    51,429.13/77,082.03 = 26,480.93/x
  3. Step 3: Cross multiply
    51,429.13x = 77,082.03 × 26,480.93
  4. Step 4: Simplify right side
    51,429.13x = 2,041,203,455.28
  5. Step 5: Solve for x
    x = 2,041,203,455.28/51,429.13
  6. Step 6: Final answer
    x = 39,689.64

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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.