Home / 17,989.49-26,983.09-5,508.34

Finding the Fourth Proportional to 17,989.49, 26,983.09 and 5,508.34

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Solution

The fourth proportional to 17,989.49, 26,983.09 and 5,508.34 is: 8,262.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.49 : 26,983.09 = 5,508.34 : x
  2. Step 2: Convert to fraction form
    17,989.49/26,983.09 = 5,508.34/x
  3. Step 3: Cross multiply
    17,989.49x = 26,983.09 × 5,508.34
  4. Step 4: Simplify right side
    17,989.49x = 148,631,973.40
  5. Step 5: Solve for x
    x = 148,631,973.40/17,989.49
  6. Step 6: Final answer
    x = 8,262.15

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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.