Home / 18,737.08-28,104.97-4,697.23

Finding the Fourth Proportional to 18,737.08, 28,104.97 and 4,697.23

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Solution

The fourth proportional to 18,737.08, 28,104.97 and 4,697.23 is: 7,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,737.08 : 28,104.97 = 4,697.23 : x
  2. Step 2: Convert to fraction form
    18,737.08/28,104.97 = 4,697.23/x
  3. Step 3: Cross multiply
    18,737.08x = 28,104.97 × 4,697.23
  4. Step 4: Simplify right side
    18,737.08x = 132,015,508.23
  5. Step 5: Solve for x
    x = 132,015,508.23/18,737.08
  6. Step 6: Final answer
    x = 7,045.68

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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.