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Finding the Fourth Proportional to 21,573.88, 32,373.40 and 9,093.14

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Solution

The fourth proportional to 21,573.88, 32,373.40 and 9,093.14 is: 13,645.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.88 : 32,373.40 = 9,093.14 : x
  2. Step 2: Convert to fraction form
    21,573.88/32,373.40 = 9,093.14/x
  3. Step 3: Cross multiply
    21,573.88x = 32,373.40 × 9,093.14
  4. Step 4: Simplify right side
    21,573.88x = 294,375,858.48
  5. Step 5: Solve for x
    x = 294,375,858.48/21,573.88
  6. Step 6: Final answer
    x = 13,645.01

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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.