Home / 18,724.15-25,839.53-10,226.52

Finding the Fourth Proportional to 18,724.15, 25,839.53 and 10,226.52

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Solution

The fourth proportional to 18,724.15, 25,839.53 and 10,226.52 is: 14,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,724.15 : 25,839.53 = 10,226.52 : x
  2. Step 2: Convert to fraction form
    18,724.15/25,839.53 = 10,226.52/x
  3. Step 3: Cross multiply
    18,724.15x = 25,839.53 × 10,226.52
  4. Step 4: Simplify right side
    18,724.15x = 264,248,457.55
  5. Step 5: Solve for x
    x = 264,248,457.55/18,724.15
  6. Step 6: Final answer
    x = 14,112.71

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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.