Home / 29,101.04-43,613.69-13,078.70

Finding the Fourth Proportional to 29,101.04, 43,613.69 and 13,078.70

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Solution

The fourth proportional to 29,101.04, 43,613.69 and 13,078.70 is: 19,601.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,101.04 : 43,613.69 = 13,078.70 : x
  2. Step 2: Convert to fraction form
    29,101.04/43,613.69 = 13,078.70/x
  3. Step 3: Cross multiply
    29,101.04x = 43,613.69 × 13,078.70
  4. Step 4: Simplify right side
    29,101.04x = 570,410,083.94
  5. Step 5: Solve for x
    x = 570,410,083.94/29,101.04
  6. Step 6: Final answer
    x = 19,601.02

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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.