Home / 27,818.01-41,705.10-13,768.20

Finding the Fourth Proportional to 27,818.01, 41,705.10 and 13,768.20

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Solution

The fourth proportional to 27,818.01, 41,705.10 and 13,768.20 is: 20,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,818.01 : 41,705.10 = 13,768.20 : x
  2. Step 2: Convert to fraction form
    27,818.01/41,705.10 = 13,768.20/x
  3. Step 3: Cross multiply
    27,818.01x = 41,705.10 × 13,768.20
  4. Step 4: Simplify right side
    27,818.01x = 574,204,157.82
  5. Step 5: Solve for x
    x = 574,204,157.82/27,818.01
  6. Step 6: Final answer
    x = 20,641.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.