Home / 21,459.33-32,195.71-9,623.02

Finding the Fourth Proportional to 21,459.33, 32,195.71 and 9,623.02

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Solution

The fourth proportional to 21,459.33, 32,195.71 and 9,623.02 is: 14,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,459.33 : 32,195.71 = 9,623.02 : x
  2. Step 2: Convert to fraction form
    21,459.33/32,195.71 = 9,623.02/x
  3. Step 3: Cross multiply
    21,459.33x = 32,195.71 × 9,623.02
  4. Step 4: Simplify right side
    21,459.33x = 309,819,961.24
  5. Step 5: Solve for x
    x = 309,819,961.24/21,459.33
  6. Step 6: Final answer
    x = 14,437.54

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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.