Home / 27,580.89-41,381.36-13,539.44

Finding the Fourth Proportional to 27,580.89, 41,381.36 and 13,539.44

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Solution

The fourth proportional to 27,580.89, 41,381.36 and 13,539.44 is: 20,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,580.89 : 41,381.36 = 13,539.44 : x
  2. Step 2: Convert to fraction form
    27,580.89/41,381.36 = 13,539.44/x
  3. Step 3: Cross multiply
    27,580.89x = 41,381.36 × 13,539.44
  4. Step 4: Simplify right side
    27,580.89x = 560,280,440.84
  5. Step 5: Solve for x
    x = 560,280,440.84/27,580.89
  6. Step 6: Final answer
    x = 20,314.08

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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.