Home / 27,193.38-37,557.27-18,721.50

Finding the Fourth Proportional to 27,193.38, 37,557.27 and 18,721.50

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Solution

The fourth proportional to 27,193.38, 37,557.27 and 18,721.50 is: 25,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,193.38 : 37,557.27 = 18,721.50 : x
  2. Step 2: Convert to fraction form
    27,193.38/37,557.27 = 18,721.50/x
  3. Step 3: Cross multiply
    27,193.38x = 37,557.27 × 18,721.50
  4. Step 4: Simplify right side
    27,193.38x = 703,128,430.31
  5. Step 5: Solve for x
    x = 703,128,430.31/27,193.38
  6. Step 6: Final answer
    x = 25,856.60

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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.