Home / 29,106.40-43,660.68-9,385.24

Finding the Fourth Proportional to 29,106.40, 43,660.68 and 9,385.24

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Solution

The fourth proportional to 29,106.40, 43,660.68 and 9,385.24 is: 14,078.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,106.40 : 43,660.68 = 9,385.24 : x
  2. Step 2: Convert to fraction form
    29,106.40/43,660.68 = 9,385.24/x
  3. Step 3: Cross multiply
    29,106.40x = 43,660.68 × 9,385.24
  4. Step 4: Simplify right side
    29,106.40x = 409,765,960.36
  5. Step 5: Solve for x
    x = 409,765,960.36/29,106.40
  6. Step 6: Final answer
    x = 14,078.21

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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.