Home / 21,707.92-32,567.70-9,228.52

Finding the Fourth Proportional to 21,707.92, 32,567.70 and 9,228.52

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Solution

The fourth proportional to 21,707.92, 32,567.70 and 9,228.52 is: 13,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,707.92 : 32,567.70 = 9,228.52 : x
  2. Step 2: Convert to fraction form
    21,707.92/32,567.70 = 9,228.52/x
  3. Step 3: Cross multiply
    21,707.92x = 32,567.70 × 9,228.52
  4. Step 4: Simplify right side
    21,707.92x = 300,551,670.80
  5. Step 5: Solve for x
    x = 300,551,670.80/21,707.92
  6. Step 6: Final answer
    x = 13,845.25

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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.