Home / 18,468.36-25,486.20-10,084.92

Finding the Fourth Proportional to 18,468.36, 25,486.20 and 10,084.92

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Solution

The fourth proportional to 18,468.36, 25,486.20 and 10,084.92 is: 13,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.36 : 25,486.20 = 10,084.92 : x
  2. Step 2: Convert to fraction form
    18,468.36/25,486.20 = 10,084.92/x
  3. Step 3: Cross multiply
    18,468.36x = 25,486.20 × 10,084.92
  4. Step 4: Simplify right side
    18,468.36x = 257,026,288.10
  5. Step 5: Solve for x
    x = 257,026,288.10/18,468.36
  6. Step 6: Final answer
    x = 13,917.11

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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.