Home / 19,192.18-28,787.58-6,712.18

Finding the Fourth Proportional to 19,192.18, 28,787.58 and 6,712.18

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Solution

The fourth proportional to 19,192.18, 28,787.58 and 6,712.18 is: 10,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192.18 : 28,787.58 = 6,712.18 : x
  2. Step 2: Convert to fraction form
    19,192.18/28,787.58 = 6,712.18/x
  3. Step 3: Cross multiply
    19,192.18x = 28,787.58 × 6,712.18
  4. Step 4: Simplify right side
    19,192.18x = 193,227,418.72
  5. Step 5: Solve for x
    x = 193,227,418.72/19,192.18
  6. Step 6: Final answer
    x = 10,068.03

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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.