Home / 13,248.96-19,845.36-9,069.36

Finding the Fourth Proportional to 13,248.96, 19,845.36 and 9,069.36

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Solution

The fourth proportional to 13,248.96, 19,845.36 and 9,069.36 is: 13,584.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.96 : 19,845.36 = 9,069.36 : x
  2. Step 2: Convert to fraction form
    13,248.96/19,845.36 = 9,069.36/x
  3. Step 3: Cross multiply
    13,248.96x = 19,845.36 × 9,069.36
  4. Step 4: Simplify right side
    13,248.96x = 179,984,714.17
  5. Step 5: Solve for x
    x = 179,984,714.17/13,248.96
  6. Step 6: Final answer
    x = 13,584.82

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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.