Home / 18,744.32-25,867.41-10,246.61

Finding the Fourth Proportional to 18,744.32, 25,867.41 and 10,246.61

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Solution

The fourth proportional to 18,744.32, 25,867.41 and 10,246.61 is: 14,140.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.32 : 25,867.41 = 10,246.61 : x
  2. Step 2: Convert to fraction form
    18,744.32/25,867.41 = 10,246.61/x
  3. Step 3: Cross multiply
    18,744.32x = 25,867.41 × 10,246.61
  4. Step 4: Simplify right side
    18,744.32x = 265,053,261.98
  5. Step 5: Solve for x
    x = 265,053,261.98/18,744.32
  6. Step 6: Final answer
    x = 14,140.46

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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.