Home / 35,317.32-48,739.20-21,167.44

Finding the Fourth Proportional to 35,317.32, 48,739.20 and 21,167.44

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Solution

The fourth proportional to 35,317.32, 48,739.20 and 21,167.44 is: 29,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,317.32 : 48,739.20 = 21,167.44 : x
  2. Step 2: Convert to fraction form
    35,317.32/48,739.20 = 21,167.44/x
  3. Step 3: Cross multiply
    35,317.32x = 48,739.20 × 21,167.44
  4. Step 4: Simplify right side
    35,317.32x = 1,031,684,091.65
  5. Step 5: Solve for x
    x = 1,031,684,091.65/35,317.32
  6. Step 6: Final answer
    x = 29,211.85

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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.