Home / 15,113.72-22,668.04-4,020.57

Finding the Fourth Proportional to 15,113.72, 22,668.04 and 4,020.57

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Solution

The fourth proportional to 15,113.72, 22,668.04 and 4,020.57 is: 6,030.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113.72 : 22,668.04 = 4,020.57 : x
  2. Step 2: Convert to fraction form
    15,113.72/22,668.04 = 4,020.57/x
  3. Step 3: Cross multiply
    15,113.72x = 22,668.04 × 4,020.57
  4. Step 4: Simplify right side
    15,113.72x = 91,138,441.58
  5. Step 5: Solve for x
    x = 91,138,441.58/15,113.72
  6. Step 6: Final answer
    x = 6,030.18

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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.