Home / 34,266.87-51,275.75-28,288.16

Finding the Fourth Proportional to 34,266.87, 51,275.75 and 28,288.16

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Solution

The fourth proportional to 34,266.87, 51,275.75 and 28,288.16 is: 42,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,266.87 : 51,275.75 = 28,288.16 : x
  2. Step 2: Convert to fraction form
    34,266.87/51,275.75 = 28,288.16/x
  3. Step 3: Cross multiply
    34,266.87x = 51,275.75 × 28,288.16
  4. Step 4: Simplify right side
    34,266.87x = 1,450,496,222.30
  5. Step 5: Solve for x
    x = 1,450,496,222.30/34,266.87
  6. Step 6: Final answer
    x = 42,329.41

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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.