Home / 21,492.09-32,227.77-9,008.77

Finding the Fourth Proportional to 21,492.09, 32,227.77 and 9,008.77

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Solution

The fourth proportional to 21,492.09, 32,227.77 and 9,008.77 is: 13,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492.09 : 32,227.77 = 9,008.77 : x
  2. Step 2: Convert to fraction form
    21,492.09/32,227.77 = 9,008.77/x
  3. Step 3: Cross multiply
    21,492.09x = 32,227.77 × 9,008.77
  4. Step 4: Simplify right side
    21,492.09x = 290,332,497.58
  5. Step 5: Solve for x
    x = 290,332,497.58/21,492.09
  6. Step 6: Final answer
    x = 13,508.80

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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.