Home / 15,228.86-22,840.60-4,136.42

Finding the Fourth Proportional to 15,228.86, 22,840.60 and 4,136.42

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Solution

The fourth proportional to 15,228.86, 22,840.60 and 4,136.42 is: 6,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228.86 : 22,840.60 = 4,136.42 : x
  2. Step 2: Convert to fraction form
    15,228.86/22,840.60 = 4,136.42/x
  3. Step 3: Cross multiply
    15,228.86x = 22,840.60 × 4,136.42
  4. Step 4: Simplify right side
    15,228.86x = 94,478,314.65
  5. Step 5: Solve for x
    x = 94,478,314.65/15,228.86
  6. Step 6: Final answer
    x = 6,203.90

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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.