Home / 18,257.94-25,195.96-10,192.20

Finding the Fourth Proportional to 18,257.94, 25,195.96 and 10,192.20

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Solution

The fourth proportional to 18,257.94, 25,195.96 and 10,192.20 is: 14,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.94 : 25,195.96 = 10,192.20 : x
  2. Step 2: Convert to fraction form
    18,257.94/25,195.96 = 10,192.20/x
  3. Step 3: Cross multiply
    18,257.94x = 25,195.96 × 10,192.20
  4. Step 4: Simplify right side
    18,257.94x = 256,802,263.51
  5. Step 5: Solve for x
    x = 256,802,263.51/18,257.94
  6. Step 6: Final answer
    x = 14,065.24

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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.