Home / 18,179.76-25,088.39-10,114.06

Finding the Fourth Proportional to 18,179.76, 25,088.39 and 10,114.06

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Solution

The fourth proportional to 18,179.76, 25,088.39 and 10,114.06 is: 13,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.76 : 25,088.39 = 10,114.06 : x
  2. Step 2: Convert to fraction form
    18,179.76/25,088.39 = 10,114.06/x
  3. Step 3: Cross multiply
    18,179.76x = 25,088.39 × 10,114.06
  4. Step 4: Simplify right side
    18,179.76x = 253,745,481.76
  5. Step 5: Solve for x
    x = 253,745,481.76/18,179.76
  6. Step 6: Final answer
    x = 13,957.58

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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.