Home / 19,635.60-27,097.40-10,683.36

Finding the Fourth Proportional to 19,635.60, 27,097.40 and 10,683.36

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Solution

The fourth proportional to 19,635.60, 27,097.40 and 10,683.36 is: 14,743.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.60 : 27,097.40 = 10,683.36 : x
  2. Step 2: Convert to fraction form
    19,635.60/27,097.40 = 10,683.36/x
  3. Step 3: Cross multiply
    19,635.60x = 27,097.40 × 10,683.36
  4. Step 4: Simplify right side
    19,635.60x = 289,491,279.26
  5. Step 5: Solve for x
    x = 289,491,279.26/19,635.60
  6. Step 6: Final answer
    x = 14,743.18

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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.