Home / 27,348.92-37,742.62-15,412.76

Finding the Fourth Proportional to 27,348.92, 37,742.62 and 15,412.76

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Solution

The fourth proportional to 27,348.92, 37,742.62 and 15,412.76 is: 21,270.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,348.92 : 37,742.62 = 15,412.76 : x
  2. Step 2: Convert to fraction form
    27,348.92/37,742.62 = 15,412.76/x
  3. Step 3: Cross multiply
    27,348.92x = 37,742.62 × 15,412.76
  4. Step 4: Simplify right side
    27,348.92x = 581,717,943.83
  5. Step 5: Solve for x
    x = 581,717,943.83/27,348.92
  6. Step 6: Final answer
    x = 21,270.23

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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.