Home / 15,136.40-22,704.64-4,606.52

Finding the Fourth Proportional to 15,136.40, 22,704.64 and 4,606.52

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Solution

The fourth proportional to 15,136.40, 22,704.64 and 4,606.52 is: 6,909.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.40 : 22,704.64 = 4,606.52 : x
  2. Step 2: Convert to fraction form
    15,136.40/22,704.64 = 4,606.52/x
  3. Step 3: Cross multiply
    15,136.40x = 22,704.64 × 4,606.52
  4. Step 4: Simplify right side
    15,136.40x = 104,589,378.25
  5. Step 5: Solve for x
    x = 104,589,378.25/15,136.40
  6. Step 6: Final answer
    x = 6,909.79

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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.