Home / 22,051.11-30,433.14-13,098.65

Finding the Fourth Proportional to 22,051.11, 30,433.14 and 13,098.65

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Solution

The fourth proportional to 22,051.11, 30,433.14 and 13,098.65 is: 18,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,051.11 : 30,433.14 = 13,098.65 : x
  2. Step 2: Convert to fraction form
    22,051.11/30,433.14 = 13,098.65/x
  3. Step 3: Cross multiply
    22,051.11x = 30,433.14 × 13,098.65
  4. Step 4: Simplify right side
    22,051.11x = 398,632,831.60
  5. Step 5: Solve for x
    x = 398,632,831.60/22,051.11
  6. Step 6: Final answer
    x = 18,077.68

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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.