Home / 27,404.21-37,819.56-15,463.19

Finding the Fourth Proportional to 27,404.21, 37,819.56 and 15,463.19

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Solution

The fourth proportional to 27,404.21, 37,819.56 and 15,463.19 is: 21,340.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,404.21 : 37,819.56 = 15,463.19 : x
  2. Step 2: Convert to fraction form
    27,404.21/37,819.56 = 15,463.19/x
  3. Step 3: Cross multiply
    27,404.21x = 37,819.56 × 15,463.19
  4. Step 4: Simplify right side
    27,404.21x = 584,810,852.90
  5. Step 5: Solve for x
    x = 584,810,852.90/27,404.21
  6. Step 6: Final answer
    x = 21,340.19

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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.