Home / 26,090.23-35,990.73-18,539.61

Finding the Fourth Proportional to 26,090.23, 35,990.73 and 18,539.61

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Solution

The fourth proportional to 26,090.23, 35,990.73 and 18,539.61 is: 25,574.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,090.23 : 35,990.73 = 18,539.61 : x
  2. Step 2: Convert to fraction form
    26,090.23/35,990.73 = 18,539.61/x
  3. Step 3: Cross multiply
    26,090.23x = 35,990.73 × 18,539.61
  4. Step 4: Simplify right side
    26,090.23x = 667,254,165.30
  5. Step 5: Solve for x
    x = 667,254,165.30/26,090.23
  6. Step 6: Final answer
    x = 25,574.87

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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.