Home / 19,622.94-29,411.73-8,527.56

Finding the Fourth Proportional to 19,622.94, 29,411.73 and 8,527.56

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Solution

The fourth proportional to 19,622.94, 29,411.73 and 8,527.56 is: 12,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.94 : 29,411.73 = 8,527.56 : x
  2. Step 2: Convert to fraction form
    19,622.94/29,411.73 = 8,527.56/x
  3. Step 3: Cross multiply
    19,622.94x = 29,411.73 × 8,527.56
  4. Step 4: Simplify right side
    19,622.94x = 250,810,292.28
  5. Step 5: Solve for x
    x = 250,810,292.28/19,622.94
  6. Step 6: Final answer
    x = 12,781.48

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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.