Home / 15,176.08-20,944.32-8,805.04

Finding the Fourth Proportional to 15,176.08, 20,944.32 and 8,805.04

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Solution

The fourth proportional to 15,176.08, 20,944.32 and 8,805.04 is: 12,151.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176.08 : 20,944.32 = 8,805.04 : x
  2. Step 2: Convert to fraction form
    15,176.08/20,944.32 = 8,805.04/x
  3. Step 3: Cross multiply
    15,176.08x = 20,944.32 × 8,805.04
  4. Step 4: Simplify right side
    15,176.08x = 184,415,575.37
  5. Step 5: Solve for x
    x = 184,415,575.37/15,176.08
  6. Step 6: Final answer
    x = 12,151.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.