Home / 20,092.13-30,146.40-6,953.75

Finding the Fourth Proportional to 20,092.13, 30,146.40 and 6,953.75

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Solution

The fourth proportional to 20,092.13, 30,146.40 and 6,953.75 is: 10,433.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.13 : 30,146.40 = 6,953.75 : x
  2. Step 2: Convert to fraction form
    20,092.13/30,146.40 = 6,953.75/x
  3. Step 3: Cross multiply
    20,092.13x = 30,146.40 × 6,953.75
  4. Step 4: Simplify right side
    20,092.13x = 209,630,529
  5. Step 5: Solve for x
    x = 209,630,529/20,092.13
  6. Step 6: Final answer
    x = 10,433.46

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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.