Home / 36,774.20-55,145.10-14,580.20

Finding the Fourth Proportional to 36,774.20, 55,145.10 and 14,580.20

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Solution

The fourth proportional to 36,774.20, 55,145.10 and 14,580.20 is: 21,863.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,774.20 : 55,145.10 = 14,580.20 : x
  2. Step 2: Convert to fraction form
    36,774.20/55,145.10 = 14,580.20/x
  3. Step 3: Cross multiply
    36,774.20x = 55,145.10 × 14,580.20
  4. Step 4: Simplify right side
    36,774.20x = 804,026,587.02
  5. Step 5: Solve for x
    x = 804,026,587.02/36,774.20
  6. Step 6: Final answer
    x = 21,863.88

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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.