Home / 18,449.42-25,459.65-10,383.54

Finding the Fourth Proportional to 18,449.42, 25,459.65 and 10,383.54

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Solution

The fourth proportional to 18,449.42, 25,459.65 and 10,383.54 is: 14,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449.42 : 25,459.65 = 10,383.54 : x
  2. Step 2: Convert to fraction form
    18,449.42/25,459.65 = 10,383.54/x
  3. Step 3: Cross multiply
    18,449.42x = 25,459.65 × 10,383.54
  4. Step 4: Simplify right side
    18,449.42x = 264,361,166.86
  5. Step 5: Solve for x
    x = 264,361,166.86/18,449.42
  6. Step 6: Final answer
    x = 14,328.97

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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.