Home / 30,122.52-41,573.97-28,793.72

Finding the Fourth Proportional to 30,122.52, 41,573.97 and 28,793.72

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Solution

The fourth proportional to 30,122.52, 41,573.97 and 28,793.72 is: 39,740.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.52 : 41,573.97 = 28,793.72 : x
  2. Step 2: Convert to fraction form
    30,122.52/41,573.97 = 28,793.72/x
  3. Step 3: Cross multiply
    30,122.52x = 41,573.97 × 28,793.72
  4. Step 4: Simplify right side
    30,122.52x = 1,197,069,043.60
  5. Step 5: Solve for x
    x = 1,197,069,043.60/30,122.52
  6. Step 6: Final answer
    x = 39,740.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.