Home / 17,918.50-26,877.75-5,606.50

Finding the Fourth Proportional to 17,918.50, 26,877.75 and 5,606.50

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Solution

The fourth proportional to 17,918.50, 26,877.75 and 5,606.50 is: 8,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918.50 : 26,877.75 = 5,606.50 : x
  2. Step 2: Convert to fraction form
    17,918.50/26,877.75 = 5,606.50/x
  3. Step 3: Cross multiply
    17,918.50x = 26,877.75 × 5,606.50
  4. Step 4: Simplify right side
    17,918.50x = 150,690,105.38
  5. Step 5: Solve for x
    x = 150,690,105.38/17,918.50
  6. Step 6: Final answer
    x = 8,409.75

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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.