Home / 18,733.64-28,091.02-6,249.32

Finding the Fourth Proportional to 18,733.64, 28,091.02 and 6,249.32

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Solution

The fourth proportional to 18,733.64, 28,091.02 and 6,249.32 is: 9,370.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.64 : 28,091.02 = 6,249.32 : x
  2. Step 2: Convert to fraction form
    18,733.64/28,091.02 = 6,249.32/x
  3. Step 3: Cross multiply
    18,733.64x = 28,091.02 × 6,249.32
  4. Step 4: Simplify right side
    18,733.64x = 175,549,773.11
  5. Step 5: Solve for x
    x = 175,549,773.11/18,733.64
  6. Step 6: Final answer
    x = 9,370.83

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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.