Home / 28,793.52-43,196.13-12,153.60

Finding the Fourth Proportional to 28,793.52, 43,196.13 and 12,153.60

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Solution

The fourth proportional to 28,793.52, 43,196.13 and 12,153.60 is: 18,232.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793.52 : 43,196.13 = 12,153.60 : x
  2. Step 2: Convert to fraction form
    28,793.52/43,196.13 = 12,153.60/x
  3. Step 3: Cross multiply
    28,793.52x = 43,196.13 × 12,153.60
  4. Step 4: Simplify right side
    28,793.52x = 524,988,485.57
  5. Step 5: Solve for x
    x = 524,988,485.57/28,793.52
  6. Step 6: Final answer
    x = 18,232.87

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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.