Home / 20,569.68-28,370.52-14,517.36

Finding the Fourth Proportional to 20,569.68, 28,370.52 and 14,517.36

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Solution

The fourth proportional to 20,569.68, 28,370.52 and 14,517.36 is: 20,022.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,569.68 : 28,370.52 = 14,517.36 : x
  2. Step 2: Convert to fraction form
    20,569.68/28,370.52 = 14,517.36/x
  3. Step 3: Cross multiply
    20,569.68x = 28,370.52 × 14,517.36
  4. Step 4: Simplify right side
    20,569.68x = 411,865,052.23
  5. Step 5: Solve for x
    x = 411,865,052.23/20,569.68
  6. Step 6: Final answer
    x = 20,022.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.