Home / 29,105.76-40,209.84-23,507.04

Finding the Fourth Proportional to 29,105.76, 40,209.84 and 23,507.04

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Solution

The fourth proportional to 29,105.76, 40,209.84 and 23,507.04 is: 32,475.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,105.76 : 40,209.84 = 23,507.04 : x
  2. Step 2: Convert to fraction form
    29,105.76/40,209.84 = 23,507.04/x
  3. Step 3: Cross multiply
    29,105.76x = 40,209.84 × 23,507.04
  4. Step 4: Simplify right side
    29,105.76x = 945,214,317.27
  5. Step 5: Solve for x
    x = 945,214,317.27/29,105.76
  6. Step 6: Final answer
    x = 32,475.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.