Home / 15,787.04-23,713.38-12,522.94

Finding the Fourth Proportional to 15,787.04, 23,713.38 and 12,522.94

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Solution

The fourth proportional to 15,787.04, 23,713.38 and 12,522.94 is: 18,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,787.04 : 23,713.38 = 12,522.94 : x
  2. Step 2: Convert to fraction form
    15,787.04/23,713.38 = 12,522.94/x
  3. Step 3: Cross multiply
    15,787.04x = 23,713.38 × 12,522.94
  4. Step 4: Simplify right side
    15,787.04x = 296,961,175.65
  5. Step 5: Solve for x
    x = 296,961,175.65/15,787.04
  6. Step 6: Final answer
    x = 18,810.45

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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.