Home / 13,528.68-20,292.17-4,167.83

Finding the Fourth Proportional to 13,528.68, 20,292.17 and 4,167.83

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Solution

The fourth proportional to 13,528.68, 20,292.17 and 4,167.83 is: 6,251.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528.68 : 20,292.17 = 4,167.83 : x
  2. Step 2: Convert to fraction form
    13,528.68/20,292.17 = 4,167.83/x
  3. Step 3: Cross multiply
    13,528.68x = 20,292.17 × 4,167.83
  4. Step 4: Simplify right side
    13,528.68x = 84,574,192.59
  5. Step 5: Solve for x
    x = 84,574,192.59/13,528.68
  6. Step 6: Final answer
    x = 6,251.47

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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.