Home / 18,733.59-28,099.72-4,693.73

Finding the Fourth Proportional to 18,733.59, 28,099.72 and 4,693.73

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Solution

The fourth proportional to 18,733.59, 28,099.72 and 4,693.73 is: 7,040.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.59 : 28,099.72 = 4,693.73 : x
  2. Step 2: Convert to fraction form
    18,733.59/28,099.72 = 4,693.73/x
  3. Step 3: Cross multiply
    18,733.59x = 28,099.72 × 4,693.73
  4. Step 4: Simplify right side
    18,733.59x = 131,892,475.29
  5. Step 5: Solve for x
    x = 131,892,475.29/18,733.59
  6. Step 6: Final answer
    x = 7,040.43

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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.