Home / 15,151.08-22,727.50-4,762.82

Finding the Fourth Proportional to 15,151.08, 22,727.50 and 4,762.82

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Solution

The fourth proportional to 15,151.08, 22,727.50 and 4,762.82 is: 7,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,151.08 : 22,727.50 = 4,762.82 : x
  2. Step 2: Convert to fraction form
    15,151.08/22,727.50 = 4,762.82/x
  3. Step 3: Cross multiply
    15,151.08x = 22,727.50 × 4,762.82
  4. Step 4: Simplify right side
    15,151.08x = 108,246,991.55
  5. Step 5: Solve for x
    x = 108,246,991.55/15,151.08
  6. Step 6: Final answer
    x = 7,144.51

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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.