Home / 28,884.44-43,332.06-9,157.70

Finding the Fourth Proportional to 28,884.44, 43,332.06 and 9,157.70

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Solution

The fourth proportional to 28,884.44, 43,332.06 and 9,157.70 is: 13,738.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884.44 : 43,332.06 = 9,157.70 : x
  2. Step 2: Convert to fraction form
    28,884.44/43,332.06 = 9,157.70/x
  3. Step 3: Cross multiply
    28,884.44x = 43,332.06 × 9,157.70
  4. Step 4: Simplify right side
    28,884.44x = 396,822,005.86
  5. Step 5: Solve for x
    x = 396,822,005.86/28,884.44
  6. Step 6: Final answer
    x = 13,738.26

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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.