Home / 21,575.61-32,348.37-9,561.22

Finding the Fourth Proportional to 21,575.61, 32,348.37 and 9,561.22

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Solution

The fourth proportional to 21,575.61, 32,348.37 and 9,561.22 is: 14,335.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575.61 : 32,348.37 = 9,561.22 : x
  2. Step 2: Convert to fraction form
    21,575.61/32,348.37 = 9,561.22/x
  3. Step 3: Cross multiply
    21,575.61x = 32,348.37 × 9,561.22
  4. Step 4: Simplify right side
    21,575.61x = 309,289,897.85
  5. Step 5: Solve for x
    x = 309,289,897.85/21,575.61
  6. Step 6: Final answer
    x = 14,335.16

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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.