Home / 26,185.61-39,247.21-18,245.14

Finding the Fourth Proportional to 26,185.61, 39,247.21 and 18,245.14

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Solution

The fourth proportional to 26,185.61, 39,247.21 and 18,245.14 is: 27,345.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,185.61 : 39,247.21 = 18,245.14 : x
  2. Step 2: Convert to fraction form
    26,185.61/39,247.21 = 18,245.14/x
  3. Step 3: Cross multiply
    26,185.61x = 39,247.21 × 18,245.14
  4. Step 4: Simplify right side
    26,185.61x = 716,070,697.33
  5. Step 5: Solve for x
    x = 716,070,697.33/26,185.61
  6. Step 6: Final answer
    x = 27,345.96

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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.