Home / 13,668.29-20,502.42-10,552.83

Finding the Fourth Proportional to 13,668.29, 20,502.42 and 10,552.83

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Solution

The fourth proportional to 13,668.29, 20,502.42 and 10,552.83 is: 15,829.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,668.29 : 20,502.42 = 10,552.83 : x
  2. Step 2: Convert to fraction form
    13,668.29/20,502.42 = 10,552.83/x
  3. Step 3: Cross multiply
    13,668.29x = 20,502.42 × 10,552.83
  4. Step 4: Simplify right side
    13,668.29x = 216,358,552.85
  5. Step 5: Solve for x
    x = 216,358,552.85/13,668.29
  6. Step 6: Final answer
    x = 15,829.23

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1.5x scale

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.