Home / 21,353.24-32,029.17-9,666.47

Finding the Fourth Proportional to 21,353.24, 32,029.17 and 9,666.47

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Solution

The fourth proportional to 21,353.24, 32,029.17 and 9,666.47 is: 14,499.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,353.24 : 32,029.17 = 9,666.47 : x
  2. Step 2: Convert to fraction form
    21,353.24/32,029.17 = 9,666.47/x
  3. Step 3: Cross multiply
    21,353.24x = 32,029.17 × 9,666.47
  4. Step 4: Simplify right side
    21,353.24x = 309,609,010.93
  5. Step 5: Solve for x
    x = 309,609,010.93/21,353.24
  6. Step 6: Final answer
    x = 14,499.39

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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.