Home / 18,995.64-26,226.36-17,002.80

Finding the Fourth Proportional to 18,995.64, 26,226.36 and 17,002.80

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Solution

The fourth proportional to 18,995.64, 26,226.36 and 17,002.80 is: 23,474.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995.64 : 26,226.36 = 17,002.80 : x
  2. Step 2: Convert to fraction form
    18,995.64/26,226.36 = 17,002.80/x
  3. Step 3: Cross multiply
    18,995.64x = 26,226.36 × 17,002.80
  4. Step 4: Simplify right side
    18,995.64x = 445,921,553.81
  5. Step 5: Solve for x
    x = 445,921,553.81/18,995.64
  6. Step 6: Final answer
    x = 23,474.94

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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.