Home / 27,301.77-37,688.06-18,354.46

Finding the Fourth Proportional to 27,301.77, 37,688.06 and 18,354.46

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Solution

The fourth proportional to 27,301.77, 37,688.06 and 18,354.46 is: 25,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301.77 : 37,688.06 = 18,354.46 : x
  2. Step 2: Convert to fraction form
    27,301.77/37,688.06 = 18,354.46/x
  3. Step 3: Cross multiply
    27,301.77x = 37,688.06 × 18,354.46
  4. Step 4: Simplify right side
    27,301.77x = 691,743,976.75
  5. Step 5: Solve for x
    x = 691,743,976.75/27,301.77
  6. Step 6: Final answer
    x = 25,336.97

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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.