Home / 27,994.60-38,631.97-15,247.93

Finding the Fourth Proportional to 27,994.60, 38,631.97 and 15,247.93

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Solution

The fourth proportional to 27,994.60, 38,631.97 and 15,247.93 is: 21,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,994.60 : 38,631.97 = 15,247.93 : x
  2. Step 2: Convert to fraction form
    27,994.60/38,631.97 = 15,247.93/x
  3. Step 3: Cross multiply
    27,994.60x = 38,631.97 × 15,247.93
  4. Step 4: Simplify right side
    27,994.60x = 589,057,536.20
  5. Step 5: Solve for x
    x = 589,057,536.20/27,994.60
  6. Step 6: Final answer
    x = 21,041.83

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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.