Home / 19,236.60-28,857.90-6,087.72

Finding the Fourth Proportional to 19,236.60, 28,857.90 and 6,087.72

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Solution

The fourth proportional to 19,236.60, 28,857.90 and 6,087.72 is: 9,132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.60 : 28,857.90 = 6,087.72 : x
  2. Step 2: Convert to fraction form
    19,236.60/28,857.90 = 6,087.72/x
  3. Step 3: Cross multiply
    19,236.60x = 28,857.90 × 6,087.72
  4. Step 4: Simplify right side
    19,236.60x = 175,678,814.99
  5. Step 5: Solve for x
    x = 175,678,814.99/19,236.60
  6. Step 6: Final answer
    x = 9,132.53

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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.