Home / 29,007.60-43,511.40-9,288.15

Finding the Fourth Proportional to 29,007.60, 43,511.40 and 9,288.15

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Solution

The fourth proportional to 29,007.60, 43,511.40 and 9,288.15 is: 13,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007.60 : 43,511.40 = 9,288.15 : x
  2. Step 2: Convert to fraction form
    29,007.60/43,511.40 = 9,288.15/x
  3. Step 3: Cross multiply
    29,007.60x = 43,511.40 × 9,288.15
  4. Step 4: Simplify right side
    29,007.60x = 404,140,409.91
  5. Step 5: Solve for x
    x = 404,140,409.91/29,007.60
  6. Step 6: Final answer
    x = 13,932.23

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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.