Home / 15,136.40-22,713.52-6,370.64

Finding the Fourth Proportional to 15,136.40, 22,713.52 and 6,370.64

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Solution

The fourth proportional to 15,136.40, 22,713.52 and 6,370.64 is: 9,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.40 : 22,713.52 = 6,370.64 : x
  2. Step 2: Convert to fraction form
    15,136.40/22,713.52 = 6,370.64/x
  3. Step 3: Cross multiply
    15,136.40x = 22,713.52 × 6,370.64
  4. Step 4: Simplify right side
    15,136.40x = 144,699,659.05
  5. Step 5: Solve for x
    x = 144,699,659.05/15,136.40
  6. Step 6: Final answer
    x = 9,559.71

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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.