Home / 18,293.42-27,285.58-17,739.66

Finding the Fourth Proportional to 18,293.42, 27,285.58 and 17,739.66

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Solution

The fourth proportional to 18,293.42, 27,285.58 and 17,739.66 is: 26,459.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293.42 : 27,285.58 = 17,739.66 : x
  2. Step 2: Convert to fraction form
    18,293.42/27,285.58 = 17,739.66/x
  3. Step 3: Cross multiply
    18,293.42x = 27,285.58 × 17,739.66
  4. Step 4: Simplify right side
    18,293.42x = 484,036,912.10
  5. Step 5: Solve for x
    x = 484,036,912.10/18,293.42
  6. Step 6: Final answer
    x = 26,459.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.