Home / 51,758.05-77,581.71-26,772.95

Finding the Fourth Proportional to 51,758.05, 77,581.71 and 26,772.95

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Solution

The fourth proportional to 51,758.05, 77,581.71 and 26,772.95 is: 40,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,758.05 : 77,581.71 = 26,772.95 : x
  2. Step 2: Convert to fraction form
    51,758.05/77,581.71 = 26,772.95/x
  3. Step 3: Cross multiply
    51,758.05x = 77,581.71 × 26,772.95
  4. Step 4: Simplify right side
    51,758.05x = 2,077,091,242.74
  5. Step 5: Solve for x
    x = 2,077,091,242.74/51,758.05
  6. Step 6: Final answer
    x = 40,130.79

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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.