Home / 15,019.35-22,530.23-4,488.60

Finding the Fourth Proportional to 15,019.35, 22,530.23 and 4,488.60

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Solution

The fourth proportional to 15,019.35, 22,530.23 and 4,488.60 is: 6,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019.35 : 22,530.23 = 4,488.60 : x
  2. Step 2: Convert to fraction form
    15,019.35/22,530.23 = 4,488.60/x
  3. Step 3: Cross multiply
    15,019.35x = 22,530.23 × 4,488.60
  4. Step 4: Simplify right side
    15,019.35x = 101,129,224.95
  5. Step 5: Solve for x
    x = 101,129,224.95/15,019.35
  6. Step 6: Final answer
    x = 6,733.26

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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.