Home / 18,564.02-25,618.06-10,065.97

Finding the Fourth Proportional to 18,564.02, 25,618.06 and 10,065.97

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Solution

The fourth proportional to 18,564.02, 25,618.06 and 10,065.97 is: 13,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564.02 : 25,618.06 = 10,065.97 : x
  2. Step 2: Convert to fraction form
    18,564.02/25,618.06 = 10,065.97/x
  3. Step 3: Cross multiply
    18,564.02x = 25,618.06 × 10,065.97
  4. Step 4: Simplify right side
    18,564.02x = 257,870,623.42
  5. Step 5: Solve for x
    x = 257,870,623.42/18,564.02
  6. Step 6: Final answer
    x = 13,890.88

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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.