Home / 20,069.60-27,634.20-17,827.56

Finding the Fourth Proportional to 20,069.60, 27,634.20 and 17,827.56

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Solution

The fourth proportional to 20,069.60, 27,634.20 and 17,827.56 is: 24,547.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,069.60 : 27,634.20 = 17,827.56 : x
  2. Step 2: Convert to fraction form
    20,069.60/27,634.20 = 17,827.56/x
  3. Step 3: Cross multiply
    20,069.60x = 27,634.20 × 17,827.56
  4. Step 4: Simplify right side
    20,069.60x = 492,650,358.55
  5. Step 5: Solve for x
    x = 492,650,358.55/20,069.60
  6. Step 6: Final answer
    x = 24,547.09

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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.