Home / 21,539.52-32,295.96-8,376.48

Finding the Fourth Proportional to 21,539.52, 32,295.96 and 8,376.48

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Solution

The fourth proportional to 21,539.52, 32,295.96 and 8,376.48 is: 12,559.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,539.52 : 32,295.96 = 8,376.48 : x
  2. Step 2: Convert to fraction form
    21,539.52/32,295.96 = 8,376.48/x
  3. Step 3: Cross multiply
    21,539.52x = 32,295.96 × 8,376.48
  4. Step 4: Simplify right side
    21,539.52x = 270,526,463.02
  5. Step 5: Solve for x
    x = 270,526,463.02/21,539.52
  6. Step 6: Final answer
    x = 12,559.54

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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.