Home / 20,244.42-27,937.34-11,292.51

Finding the Fourth Proportional to 20,244.42, 27,937.34 and 11,292.51

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Solution

The fourth proportional to 20,244.42, 27,937.34 and 11,292.51 is: 15,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.42 : 27,937.34 = 11,292.51 : x
  2. Step 2: Convert to fraction form
    20,244.42/27,937.34 = 11,292.51/x
  3. Step 3: Cross multiply
    20,244.42x = 27,937.34 × 11,292.51
  4. Step 4: Simplify right side
    20,244.42x = 315,482,551.64
  5. Step 5: Solve for x
    x = 315,482,551.64/20,244.42
  6. Step 6: Final answer
    x = 15,583.68

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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.