Home / 52,251.24-78,386.62-17,215.56

Finding the Fourth Proportional to 52,251.24, 78,386.62 and 17,215.56

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Solution

The fourth proportional to 52,251.24, 78,386.62 and 17,215.56 is: 25,826.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,251.24 : 78,386.62 = 17,215.56 : x
  2. Step 2: Convert to fraction form
    52,251.24/78,386.62 = 17,215.56/x
  3. Step 3: Cross multiply
    52,251.24x = 78,386.62 × 17,215.56
  4. Step 4: Simplify right side
    52,251.24x = 1,349,469,559.81
  5. Step 5: Solve for x
    x = 1,349,469,559.81/52,251.24
  6. Step 6: Final answer
    x = 25,826.56

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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.