Home / 29,154.11-40,135.30-27,815.04

Finding the Fourth Proportional to 29,154.11, 40,135.30 and 27,815.04

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Solution

The fourth proportional to 29,154.11, 40,135.30 and 27,815.04 is: 38,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.11 : 40,135.30 = 27,815.04 : x
  2. Step 2: Convert to fraction form
    29,154.11/40,135.30 = 27,815.04/x
  3. Step 3: Cross multiply
    29,154.11x = 40,135.30 × 27,815.04
  4. Step 4: Simplify right side
    29,154.11x = 1,116,364,905.37
  5. Step 5: Solve for x
    x = 1,116,364,905.37/29,154.11
  6. Step 6: Final answer
    x = 38,291.86

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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.