Home / 19,619.60-29,429.40-17,027.60

Finding the Fourth Proportional to 19,619.60, 29,429.40 and 17,027.60

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Solution

The fourth proportional to 19,619.60, 29,429.40 and 17,027.60 is: 25,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,619.60 : 29,429.40 = 17,027.60 : x
  2. Step 2: Convert to fraction form
    19,619.60/29,429.40 = 17,027.60/x
  3. Step 3: Cross multiply
    19,619.60x = 29,429.40 × 17,027.60
  4. Step 4: Simplify right side
    19,619.60x = 501,112,051.44
  5. Step 5: Solve for x
    x = 501,112,051.44/19,619.60
  6. Step 6: Final answer
    x = 25,541.40

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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.