Home / 27,740.84-38,279.34-16,410.74

Finding the Fourth Proportional to 27,740.84, 38,279.34 and 16,410.74

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Solution

The fourth proportional to 27,740.84, 38,279.34 and 16,410.74 is: 22,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,740.84 : 38,279.34 = 16,410.74 : x
  2. Step 2: Convert to fraction form
    27,740.84/38,279.34 = 16,410.74/x
  3. Step 3: Cross multiply
    27,740.84x = 38,279.34 × 16,410.74
  4. Step 4: Simplify right side
    27,740.84x = 628,192,296.11
  5. Step 5: Solve for x
    x = 628,192,296.11/27,740.84
  6. Step 6: Final answer
    x = 22,645.04

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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.