Home / 27,430.11-41,105.41-11,613.31

Finding the Fourth Proportional to 27,430.11, 41,105.41 and 11,613.31

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Solution

The fourth proportional to 27,430.11, 41,105.41 and 11,613.31 is: 17,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,430.11 : 41,105.41 = 11,613.31 : x
  2. Step 2: Convert to fraction form
    27,430.11/41,105.41 = 11,613.31/x
  3. Step 3: Cross multiply
    27,430.11x = 41,105.41 × 11,613.31
  4. Step 4: Simplify right side
    27,430.11x = 477,369,737.21
  5. Step 5: Solve for x
    x = 477,369,737.21/27,430.11
  6. Step 6: Final answer
    x = 17,403.13

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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.