Home / 38,291.08-52,843.98-21,295.48

Finding the Fourth Proportional to 38,291.08, 52,843.98 and 21,295.48

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Solution

The fourth proportional to 38,291.08, 52,843.98 and 21,295.48 is: 29,389.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,291.08 : 52,843.98 = 21,295.48 : x
  2. Step 2: Convert to fraction form
    38,291.08/52,843.98 = 21,295.48/x
  3. Step 3: Cross multiply
    38,291.08x = 52,843.98 × 21,295.48
  4. Step 4: Simplify right side
    38,291.08x = 1,125,337,919.21
  5. Step 5: Solve for x
    x = 1,125,337,919.21/38,291.08
  6. Step 6: Final answer
    x = 29,389.04

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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.