Home / 19,193.14-28,787.28-6,712.66

Finding the Fourth Proportional to 19,193.14, 28,787.28 and 6,712.66

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Solution

The fourth proportional to 19,193.14, 28,787.28 and 6,712.66 is: 10,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193.14 : 28,787.28 = 6,712.66 : x
  2. Step 2: Convert to fraction form
    19,193.14/28,787.28 = 6,712.66/x
  3. Step 3: Cross multiply
    19,193.14x = 28,787.28 × 6,712.66
  4. Step 4: Simplify right side
    19,193.14x = 193,239,222.96
  5. Step 5: Solve for x
    x = 193,239,222.96/19,193.14
  6. Step 6: Final answer
    x = 10,068.14

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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.