Home / 27,406.92-37,795.88-18,192.18

Finding the Fourth Proportional to 27,406.92, 37,795.88 and 18,192.18

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Solution

The fourth proportional to 27,406.92, 37,795.88 and 18,192.18 is: 25,088.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,406.92 : 37,795.88 = 18,192.18 : x
  2. Step 2: Convert to fraction form
    27,406.92/37,795.88 = 18,192.18/x
  3. Step 3: Cross multiply
    27,406.92x = 37,795.88 × 18,192.18
  4. Step 4: Simplify right side
    27,406.92x = 687,589,452.22
  5. Step 5: Solve for x
    x = 687,589,452.22/27,406.92
  6. Step 6: Final answer
    x = 25,088.17

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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.