Home / 29,154.13-43,722.38-8,089.07

Finding the Fourth Proportional to 29,154.13, 43,722.38 and 8,089.07

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Solution

The fourth proportional to 29,154.13, 43,722.38 and 8,089.07 is: 12,131.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.13 : 43,722.38 = 8,089.07 : x
  2. Step 2: Convert to fraction form
    29,154.13/43,722.38 = 8,089.07/x
  3. Step 3: Cross multiply
    29,154.13x = 43,722.38 × 8,089.07
  4. Step 4: Simplify right side
    29,154.13x = 353,673,194.00
  5. Step 5: Solve for x
    x = 353,673,194.00/29,154.13
  6. Step 6: Final answer
    x = 12,131.15

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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.