Home / 18,156.66-25,054.94-10,199.62

Finding the Fourth Proportional to 18,156.66, 25,054.94 and 10,199.62

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Solution

The fourth proportional to 18,156.66, 25,054.94 and 10,199.62 is: 14,074.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.66 : 25,054.94 = 10,199.62 : x
  2. Step 2: Convert to fraction form
    18,156.66/25,054.94 = 10,199.62/x
  3. Step 3: Cross multiply
    18,156.66x = 25,054.94 × 10,199.62
  4. Step 4: Simplify right side
    18,156.66x = 255,550,867.12
  5. Step 5: Solve for x
    x = 255,550,867.12/18,156.66
  6. Step 6: Final answer
    x = 14,074.77

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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.