Home / 18,185.46-25,095.06-10,228.56

Finding the Fourth Proportional to 18,185.46, 25,095.06 and 10,228.56

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Solution

The fourth proportional to 18,185.46, 25,095.06 and 10,228.56 is: 14,114.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.46 : 25,095.06 = 10,228.56 : x
  2. Step 2: Convert to fraction form
    18,185.46/25,095.06 = 10,228.56/x
  3. Step 3: Cross multiply
    18,185.46x = 25,095.06 × 10,228.56
  4. Step 4: Simplify right side
    18,185.46x = 256,686,326.91
  5. Step 5: Solve for x
    x = 256,686,326.91/18,185.46
  6. Step 6: Final answer
    x = 14,114.92

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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.