Home / 34,092.36-51,143.40-14,380.20

Finding the Fourth Proportional to 34,092.36, 51,143.40 and 14,380.20

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Solution

The fourth proportional to 34,092.36, 51,143.40 and 14,380.20 is: 21,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,092.36 : 51,143.40 = 14,380.20 : x
  2. Step 2: Convert to fraction form
    34,092.36/51,143.40 = 14,380.20/x
  3. Step 3: Cross multiply
    34,092.36x = 51,143.40 × 14,380.20
  4. Step 4: Simplify right side
    34,092.36x = 735,452,320.68
  5. Step 5: Solve for x
    x = 735,452,320.68/34,092.36
  6. Step 6: Final answer
    x = 21,572.35

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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.