Home / 18,267.06-25,208.91-10,719.18

Finding the Fourth Proportional to 18,267.06, 25,208.91 and 10,719.18

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Solution

The fourth proportional to 18,267.06, 25,208.91 and 10,719.18 is: 14,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267.06 : 25,208.91 = 10,719.18 : x
  2. Step 2: Convert to fraction form
    18,267.06/25,208.91 = 10,719.18/x
  3. Step 3: Cross multiply
    18,267.06x = 25,208.91 × 10,719.18
  4. Step 4: Simplify right side
    18,267.06x = 270,218,843.89
  5. Step 5: Solve for x
    x = 270,218,843.89/18,267.06
  6. Step 6: Final answer
    x = 14,792.68

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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.