Home / 34,225.08-51,356.82-18,643.80

Finding the Fourth Proportional to 34,225.08, 51,356.82 and 18,643.80

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Solution

The fourth proportional to 34,225.08, 51,356.82 and 18,643.80 is: 27,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,225.08 : 51,356.82 = 18,643.80 : x
  2. Step 2: Convert to fraction form
    34,225.08/51,356.82 = 18,643.80/x
  3. Step 3: Cross multiply
    34,225.08x = 51,356.82 × 18,643.80
  4. Step 4: Simplify right side
    34,225.08x = 957,486,280.72
  5. Step 5: Solve for x
    x = 957,486,280.72/34,225.08
  6. Step 6: Final answer
    x = 27,976.16

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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.