Home / 29,006.60-43,513.10-9,281.80

Finding the Fourth Proportional to 29,006.60, 43,513.10 and 9,281.80

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Solution

The fourth proportional to 29,006.60, 43,513.10 and 9,281.80 is: 13,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,006.60 : 43,513.10 = 9,281.80 : x
  2. Step 2: Convert to fraction form
    29,006.60/43,513.10 = 9,281.80/x
  3. Step 3: Cross multiply
    29,006.60x = 43,513.10 × 9,281.80
  4. Step 4: Simplify right side
    29,006.60x = 403,879,891.58
  5. Step 5: Solve for x
    x = 403,879,891.58/29,006.60
  6. Step 6: Final answer
    x = 13,923.72

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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.