Home / 28,889.52-43,335.48-9,167.64

Finding the Fourth Proportional to 28,889.52, 43,335.48 and 9,167.64

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Solution

The fourth proportional to 28,889.52, 43,335.48 and 9,167.64 is: 13,751.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889.52 : 43,335.48 = 9,167.64 : x
  2. Step 2: Convert to fraction form
    28,889.52/43,335.48 = 9,167.64/x
  3. Step 3: Cross multiply
    28,889.52x = 43,335.48 × 9,167.64
  4. Step 4: Simplify right side
    28,889.52x = 397,284,079.87
  5. Step 5: Solve for x
    x = 397,284,079.87/28,889.52
  6. Step 6: Final answer
    x = 13,751.84

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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.