Home / 18,095.19-24,971.35-11,021.61

Finding the Fourth Proportional to 18,095.19, 24,971.35 and 11,021.61

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Solution

The fourth proportional to 18,095.19, 24,971.35 and 11,021.61 is: 15,209.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095.19 : 24,971.35 = 11,021.61 : x
  2. Step 2: Convert to fraction form
    18,095.19/24,971.35 = 11,021.61/x
  3. Step 3: Cross multiply
    18,095.19x = 24,971.35 × 11,021.61
  4. Step 4: Simplify right side
    18,095.19x = 275,224,480.87
  5. Step 5: Solve for x
    x = 275,224,480.87/18,095.19
  6. Step 6: Final answer
    x = 15,209.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.