Home / 18,651.06-25,739.78-10,695.24

Finding the Fourth Proportional to 18,651.06, 25,739.78 and 10,695.24

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Solution

The fourth proportional to 18,651.06, 25,739.78 and 10,695.24 is: 14,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,651.06 : 25,739.78 = 10,695.24 : x
  2. Step 2: Convert to fraction form
    18,651.06/25,739.78 = 10,695.24/x
  3. Step 3: Cross multiply
    18,651.06x = 25,739.78 × 10,695.24
  4. Step 4: Simplify right side
    18,651.06x = 275,293,071.17
  5. Step 5: Solve for x
    x = 275,293,071.17/18,651.06
  6. Step 6: Final answer
    x = 14,760.18

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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.