Home / 19,524.16-29,302.62-8,439.31

Finding the Fourth Proportional to 19,524.16, 29,302.62 and 8,439.31

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Solution

The fourth proportional to 19,524.16, 29,302.62 and 8,439.31 is: 12,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,524.16 : 29,302.62 = 8,439.31 : x
  2. Step 2: Convert to fraction form
    19,524.16/29,302.62 = 8,439.31/x
  3. Step 3: Cross multiply
    19,524.16x = 29,302.62 × 8,439.31
  4. Step 4: Simplify right side
    19,524.16x = 247,293,893.99
  5. Step 5: Solve for x
    x = 247,293,893.99/19,524.16
  6. Step 6: Final answer
    x = 12,666.05

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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.