Home / 27,542.10-38,007.36-15,606.54

Finding the Fourth Proportional to 27,542.10, 38,007.36 and 15,606.54

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Solution

The fourth proportional to 27,542.10, 38,007.36 and 15,606.54 is: 21,536.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,542.10 : 38,007.36 = 15,606.54 : x
  2. Step 2: Convert to fraction form
    27,542.10/38,007.36 = 15,606.54/x
  3. Step 3: Cross multiply
    27,542.10x = 38,007.36 × 15,606.54
  4. Step 4: Simplify right side
    27,542.10x = 593,163,384.13
  5. Step 5: Solve for x
    x = 593,163,384.13/27,542.10
  6. Step 6: Final answer
    x = 21,536.61

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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.