Home / 27,919.44-41,888.25-13,129.83

Finding the Fourth Proportional to 27,919.44, 41,888.25 and 13,129.83

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Solution

The fourth proportional to 27,919.44, 41,888.25 and 13,129.83 is: 19,699.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919.44 : 41,888.25 = 13,129.83 : x
  2. Step 2: Convert to fraction form
    27,919.44/41,888.25 = 13,129.83/x
  3. Step 3: Cross multiply
    27,919.44x = 41,888.25 × 13,129.83
  4. Step 4: Simplify right side
    27,919.44x = 549,985,601.50
  5. Step 5: Solve for x
    x = 549,985,601.50/27,919.44
  6. Step 6: Final answer
    x = 19,699.02

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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.