Home / 28,832.24-43,250.88-9,105.68

Finding the Fourth Proportional to 28,832.24, 43,250.88 and 9,105.68

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Solution

The fourth proportional to 28,832.24, 43,250.88 and 9,105.68 is: 13,659.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.24 : 43,250.88 = 9,105.68 : x
  2. Step 2: Convert to fraction form
    28,832.24/43,250.88 = 9,105.68/x
  3. Step 3: Cross multiply
    28,832.24x = 43,250.88 × 9,105.68
  4. Step 4: Simplify right side
    28,832.24x = 393,828,673.00
  5. Step 5: Solve for x
    x = 393,828,673.00/28,832.24
  6. Step 6: Final answer
    x = 13,659.32

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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.