Home / 18,035.28-24,886.91-10,078.25

Finding the Fourth Proportional to 18,035.28, 24,886.91 and 10,078.25

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Solution

The fourth proportional to 18,035.28, 24,886.91 and 10,078.25 is: 13,906.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,035.28 : 24,886.91 = 10,078.25 : x
  2. Step 2: Convert to fraction form
    18,035.28/24,886.91 = 10,078.25/x
  3. Step 3: Cross multiply
    18,035.28x = 24,886.91 × 10,078.25
  4. Step 4: Simplify right side
    18,035.28x = 250,816,401.47
  5. Step 5: Solve for x
    x = 250,816,401.47/18,035.28
  6. Step 6: Final answer
    x = 13,906.99

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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.