Home / 18,042.36-24,882.32-11,328.60

Finding the Fourth Proportional to 18,042.36, 24,882.32 and 11,328.60

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Solution

The fourth proportional to 18,042.36, 24,882.32 and 11,328.60 is: 15,623.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.36 : 24,882.32 = 11,328.60 : x
  2. Step 2: Convert to fraction form
    18,042.36/24,882.32 = 11,328.60/x
  3. Step 3: Cross multiply
    18,042.36x = 24,882.32 × 11,328.60
  4. Step 4: Simplify right side
    18,042.36x = 281,881,850.35
  5. Step 5: Solve for x
    x = 281,881,850.35/18,042.36
  6. Step 6: Final answer
    x = 15,623.34

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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.