Home / 27,212.84-37,548.96-15,276.68

Finding the Fourth Proportional to 27,212.84, 37,548.96 and 15,276.68

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Solution

The fourth proportional to 27,212.84, 37,548.96 and 15,276.68 is: 21,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,212.84 : 37,548.96 = 15,276.68 : x
  2. Step 2: Convert to fraction form
    27,212.84/37,548.96 = 15,276.68/x
  3. Step 3: Cross multiply
    27,212.84x = 37,548.96 × 15,276.68
  4. Step 4: Simplify right side
    27,212.84x = 573,623,446.25
  5. Step 5: Solve for x
    x = 573,623,446.25/27,212.84
  6. Step 6: Final answer
    x = 21,079.15

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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.