Home / 22,366.23-30,863.48-13,166.81

Finding the Fourth Proportional to 22,366.23, 30,863.48 and 13,166.81

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Solution

The fourth proportional to 22,366.23, 30,863.48 and 13,166.81 is: 18,169.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,366.23 : 30,863.48 = 13,166.81 : x
  2. Step 2: Convert to fraction form
    22,366.23/30,863.48 = 13,166.81/x
  3. Step 3: Cross multiply
    22,366.23x = 30,863.48 × 13,166.81
  4. Step 4: Simplify right side
    22,366.23x = 406,373,356.95
  5. Step 5: Solve for x
    x = 406,373,356.95/22,366.23
  6. Step 6: Final answer
    x = 18,169.06

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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.