Home / 21,459.32-32,195.70-9,623.02

Finding the Fourth Proportional to 21,459.32, 32,195.70 and 9,623.02

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Solution

The fourth proportional to 21,459.32, 32,195.70 and 9,623.02 is: 14,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,459.32 : 32,195.70 = 9,623.02 : x
  2. Step 2: Convert to fraction form
    21,459.32/32,195.70 = 9,623.02/x
  3. Step 3: Cross multiply
    21,459.32x = 32,195.70 × 9,623.02
  4. Step 4: Simplify right side
    21,459.32x = 309,819,865.01
  5. Step 5: Solve for x
    x = 309,819,865.01/21,459.32
  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.