Home / 21,532.55-32,301.25-9,842.63

Finding the Fourth Proportional to 21,532.55, 32,301.25 and 9,842.63

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Solution

The fourth proportional to 21,532.55, 32,301.25 and 9,842.63 is: 14,765.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,532.55 : 32,301.25 = 9,842.63 : x
  2. Step 2: Convert to fraction form
    21,532.55/32,301.25 = 9,842.63/x
  3. Step 3: Cross multiply
    21,532.55x = 32,301.25 × 9,842.63
  4. Step 4: Simplify right side
    21,532.55x = 317,929,066.17
  5. Step 5: Solve for x
    x = 317,929,066.17/21,532.55
  6. Step 6: Final answer
    x = 14,765.05

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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.