Home / 20,994.52-31,496.23-6,953.76

Finding the Fourth Proportional to 20,994.52, 31,496.23 and 6,953.76

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Solution

The fourth proportional to 20,994.52, 31,496.23 and 6,953.76 is: 10,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,994.52 : 31,496.23 = 6,953.76 : x
  2. Step 2: Convert to fraction form
    20,994.52/31,496.23 = 6,953.76/x
  3. Step 3: Cross multiply
    20,994.52x = 31,496.23 × 6,953.76
  4. Step 4: Simplify right side
    20,994.52x = 219,017,046.22
  5. Step 5: Solve for x
    x = 219,017,046.22/20,994.52
  6. Step 6: Final answer
    x = 10,432.10

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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.