Home / 18,190.48-27,276.54-7,088.62

Finding the Fourth Proportional to 18,190.48, 27,276.54 and 7,088.62

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Solution

The fourth proportional to 18,190.48, 27,276.54 and 7,088.62 is: 10,629.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.48 : 27,276.54 = 7,088.62 : x
  2. Step 2: Convert to fraction form
    18,190.48/27,276.54 = 7,088.62/x
  3. Step 3: Cross multiply
    18,190.48x = 27,276.54 × 7,088.62
  4. Step 4: Simplify right side
    18,190.48x = 193,353,026.97
  5. Step 5: Solve for x
    x = 193,353,026.97/18,190.48
  6. Step 6: Final answer
    x = 10,629.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.