Home / 26,793.12-36,976.40-14,857.60

Finding the Fourth Proportional to 26,793.12, 36,976.40 and 14,857.60

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Solution

The fourth proportional to 26,793.12, 36,976.40 and 14,857.60 is: 20,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,793.12 : 36,976.40 = 14,857.60 : x
  2. Step 2: Convert to fraction form
    26,793.12/36,976.40 = 14,857.60/x
  3. Step 3: Cross multiply
    26,793.12x = 36,976.40 × 14,857.60
  4. Step 4: Simplify right side
    26,793.12x = 549,380,560.64
  5. Step 5: Solve for x
    x = 549,380,560.64/26,793.12
  6. Step 6: Final answer
    x = 20,504.54

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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.