Home / 19,569-29,334.18-12,528.97

Finding the Fourth Proportional to 19,569, 29,334.18 and 12,528.97

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Solution

The fourth proportional to 19,569, 29,334.18 and 12,528.97 is: 18,781.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569 : 29,334.18 = 12,528.97 : x
  2. Step 2: Convert to fraction form
    19,569/29,334.18 = 12,528.97/x
  3. Step 3: Cross multiply
    19,569x = 29,334.18 × 12,528.97
  4. Step 4: Simplify right side
    19,569x = 367,527,061.19
  5. Step 5: Solve for x
    x = 367,527,061.19/19,569
  6. Step 6: Final answer
    x = 18,781.09

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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.