Home / 19,592.79-29,387.81-8,507.43

Finding the Fourth Proportional to 19,592.79, 29,387.81 and 8,507.43

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Solution

The fourth proportional to 19,592.79, 29,387.81 and 8,507.43 is: 12,760.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,592.79 : 29,387.81 = 8,507.43 : x
  2. Step 2: Convert to fraction form
    19,592.79/29,387.81 = 8,507.43/x
  3. Step 3: Cross multiply
    19,592.79x = 29,387.81 × 8,507.43
  4. Step 4: Simplify right side
    19,592.79x = 250,014,757.70
  5. Step 5: Solve for x
    x = 250,014,757.70/19,592.79
  6. Step 6: Final answer
    x = 12,760.55

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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.