Home / 26,380.14-39,555.42-18,069.54

Finding the Fourth Proportional to 26,380.14, 39,555.42 and 18,069.54

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Solution

The fourth proportional to 26,380.14, 39,555.42 and 18,069.54 is: 27,094.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.14 : 39,555.42 = 18,069.54 : x
  2. Step 2: Convert to fraction form
    26,380.14/39,555.42 = 18,069.54/x
  3. Step 3: Cross multiply
    26,380.14x = 39,555.42 × 18,069.54
  4. Step 4: Simplify right side
    26,380.14x = 714,748,243.91
  5. Step 5: Solve for x
    x = 714,748,243.91/26,380.14
  6. Step 6: Final answer
    x = 27,094.18

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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.