Home / 18,849.32-28,273.74-4,617.94

Finding the Fourth Proportional to 18,849.32, 28,273.74 and 4,617.94

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Solution

The fourth proportional to 18,849.32, 28,273.74 and 4,617.94 is: 6,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849.32 : 28,273.74 = 4,617.94 : x
  2. Step 2: Convert to fraction form
    18,849.32/28,273.74 = 4,617.94/x
  3. Step 3: Cross multiply
    18,849.32x = 28,273.74 × 4,617.94
  4. Step 4: Simplify right side
    18,849.32x = 130,566,434.90
  5. Step 5: Solve for x
    x = 130,566,434.90/18,849.32
  6. Step 6: Final answer
    x = 6,926.85

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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.