Home / 34,273.20-51,371.40-17,626.80

Finding the Fourth Proportional to 34,273.20, 51,371.40 and 17,626.80

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Solution

The fourth proportional to 34,273.20, 51,371.40 and 17,626.80 is: 26,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,273.20 : 51,371.40 = 17,626.80 : x
  2. Step 2: Convert to fraction form
    34,273.20/51,371.40 = 17,626.80/x
  3. Step 3: Cross multiply
    34,273.20x = 51,371.40 × 17,626.80
  4. Step 4: Simplify right side
    34,273.20x = 905,513,393.52
  5. Step 5: Solve for x
    x = 905,513,393.52/34,273.20
  6. Step 6: Final answer
    x = 26,420.45

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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.