Home / 28,951.08-43,433.16-9,230.76

Finding the Fourth Proportional to 28,951.08, 43,433.16 and 9,230.76

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Solution

The fourth proportional to 28,951.08, 43,433.16 and 9,230.76 is: 13,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,951.08 : 43,433.16 = 9,230.76 : x
  2. Step 2: Convert to fraction form
    28,951.08/43,433.16 = 9,230.76/x
  3. Step 3: Cross multiply
    28,951.08x = 43,433.16 × 9,230.76
  4. Step 4: Simplify right side
    28,951.08x = 400,921,076.00
  5. Step 5: Solve for x
    x = 400,921,076.00/28,951.08
  6. Step 6: Final answer
    x = 13,848.23

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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.