Home / 22,166.04-30,583.66-13,550.02

Finding the Fourth Proportional to 22,166.04, 30,583.66 and 13,550.02

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Solution

The fourth proportional to 22,166.04, 30,583.66 and 13,550.02 is: 18,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.04 : 30,583.66 = 13,550.02 : x
  2. Step 2: Convert to fraction form
    22,166.04/30,583.66 = 13,550.02/x
  3. Step 3: Cross multiply
    22,166.04x = 30,583.66 × 13,550.02
  4. Step 4: Simplify right side
    22,166.04x = 414,409,204.67
  5. Step 5: Solve for x
    x = 414,409,204.67/22,166.04
  6. Step 6: Final answer
    x = 18,695.68

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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.