Home / 27,059.47-37,341.97-15,122.79

Finding the Fourth Proportional to 27,059.47, 37,341.97 and 15,122.79

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Solution

The fourth proportional to 27,059.47, 37,341.97 and 15,122.79 is: 20,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,059.47 : 37,341.97 = 15,122.79 : x
  2. Step 2: Convert to fraction form
    27,059.47/37,341.97 = 15,122.79/x
  3. Step 3: Cross multiply
    27,059.47x = 37,341.97 × 15,122.79
  4. Step 4: Simplify right side
    27,059.47x = 564,714,732.69
  5. Step 5: Solve for x
    x = 564,714,732.69/27,059.47
  6. Step 6: Final answer
    x = 20,869.40

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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.