Home / 27,343.96-40,986.69-19,529.08

Finding the Fourth Proportional to 27,343.96, 40,986.69 and 19,529.08

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Solution

The fourth proportional to 27,343.96, 40,986.69 and 19,529.08 is: 29,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.96 : 40,986.69 = 19,529.08 : x
  2. Step 2: Convert to fraction form
    27,343.96/40,986.69 = 19,529.08/x
  3. Step 3: Cross multiply
    27,343.96x = 40,986.69 × 19,529.08
  4. Step 4: Simplify right side
    27,343.96x = 800,432,347.95
  5. Step 5: Solve for x
    x = 800,432,347.95/27,343.96
  6. Step 6: Final answer
    x = 29,272.73

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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.