Home / 16,618.38-24,927.44-4,138.32

Finding the Fourth Proportional to 16,618.38, 24,927.44 and 4,138.32

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Solution

The fourth proportional to 16,618.38, 24,927.44 and 4,138.32 is: 6,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.38 : 24,927.44 = 4,138.32 : x
  2. Step 2: Convert to fraction form
    16,618.38/24,927.44 = 4,138.32/x
  3. Step 3: Cross multiply
    16,618.38x = 24,927.44 × 4,138.32
  4. Step 4: Simplify right side
    16,618.38x = 103,157,723.50
  5. Step 5: Solve for x
    x = 103,157,723.50/16,618.38
  6. Step 6: Final answer
    x = 6,207.45

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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.