Home / 27,306.74-37,684.50-15,370.84

Finding the Fourth Proportional to 27,306.74, 37,684.50 and 15,370.84

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Solution

The fourth proportional to 27,306.74, 37,684.50 and 15,370.84 is: 21,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.74 : 37,684.50 = 15,370.84 : x
  2. Step 2: Convert to fraction form
    27,306.74/37,684.50 = 15,370.84/x
  3. Step 3: Cross multiply
    27,306.74x = 37,684.50 × 15,370.84
  4. Step 4: Simplify right side
    27,306.74x = 579,242,419.98
  5. Step 5: Solve for x
    x = 579,242,419.98/27,306.74
  6. Step 6: Final answer
    x = 21,212.43

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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.