Home / 21,539.61-32,285.52-9,055.94

Finding the Fourth Proportional to 21,539.61, 32,285.52 and 9,055.94

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Solution

The fourth proportional to 21,539.61, 32,285.52 and 9,055.94 is: 13,573.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,539.61 : 32,285.52 = 9,055.94 : x
  2. Step 2: Convert to fraction form
    21,539.61/32,285.52 = 9,055.94/x
  3. Step 3: Cross multiply
    21,539.61x = 32,285.52 × 9,055.94
  4. Step 4: Simplify right side
    21,539.61x = 292,375,570.56
  5. Step 5: Solve for x
    x = 292,375,570.56/21,539.61
  6. Step 6: Final answer
    x = 13,573.86

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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.