Home / 21,594.19-32,380.21-9,897.25

Finding the Fourth Proportional to 21,594.19, 32,380.21 and 9,897.25

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Solution

The fourth proportional to 21,594.19, 32,380.21 and 9,897.25 is: 14,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594.19 : 32,380.21 = 9,897.25 : x
  2. Step 2: Convert to fraction form
    21,594.19/32,380.21 = 9,897.25/x
  3. Step 3: Cross multiply
    21,594.19x = 32,380.21 × 9,897.25
  4. Step 4: Simplify right side
    21,594.19x = 320,475,033.42
  5. Step 5: Solve for x
    x = 320,475,033.42/21,594.19
  6. Step 6: Final answer
    x = 14,840.80

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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.