Home / 27,282.92-37,639.77-15,343.52

Finding the Fourth Proportional to 27,282.92, 37,639.77 and 15,343.52

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Solution

The fourth proportional to 27,282.92, 37,639.77 and 15,343.52 is: 21,168.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,282.92 : 37,639.77 = 15,343.52 : x
  2. Step 2: Convert to fraction form
    27,282.92/37,639.77 = 15,343.52/x
  3. Step 3: Cross multiply
    27,282.92x = 37,639.77 × 15,343.52
  4. Step 4: Simplify right side
    27,282.92x = 577,526,563.79
  5. Step 5: Solve for x
    x = 577,526,563.79/27,282.92
  6. Step 6: Final answer
    x = 21,168.06

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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.