Home / 29,188.32-43,745.56-18,654.28

Finding the Fourth Proportional to 29,188.32, 43,745.56 and 18,654.28

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Solution

The fourth proportional to 29,188.32, 43,745.56 and 18,654.28 is: 27,957.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188.32 : 43,745.56 = 18,654.28 : x
  2. Step 2: Convert to fraction form
    29,188.32/43,745.56 = 18,654.28/x
  3. Step 3: Cross multiply
    29,188.32x = 43,745.56 × 18,654.28
  4. Step 4: Simplify right side
    29,188.32x = 816,041,925.00
  5. Step 5: Solve for x
    x = 816,041,925.00/29,188.32
  6. Step 6: Final answer
    x = 27,957.82

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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.