Home / 19,824.87-27,359.58-13,098.70

Finding the Fourth Proportional to 19,824.87, 27,359.58 and 13,098.70

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Solution

The fourth proportional to 19,824.87, 27,359.58 and 13,098.70 is: 18,077.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,824.87 : 27,359.58 = 13,098.70 : x
  2. Step 2: Convert to fraction form
    19,824.87/27,359.58 = 13,098.70/x
  3. Step 3: Cross multiply
    19,824.87x = 27,359.58 × 13,098.70
  4. Step 4: Simplify right side
    19,824.87x = 358,374,930.55
  5. Step 5: Solve for x
    x = 358,374,930.55/19,824.87
  6. Step 6: Final answer
    x = 18,077.04

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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.