Home / 21,566.60-32,330.70-19,233.80

Finding the Fourth Proportional to 21,566.60, 32,330.70 and 19,233.80

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Solution

The fourth proportional to 21,566.60, 32,330.70 and 19,233.80 is: 28,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,566.60 : 32,330.70 = 19,233.80 : x
  2. Step 2: Convert to fraction form
    21,566.60/32,330.70 = 19,233.80/x
  3. Step 3: Cross multiply
    21,566.60x = 32,330.70 × 19,233.80
  4. Step 4: Simplify right side
    21,566.60x = 621,842,217.66
  5. Step 5: Solve for x
    x = 621,842,217.66/21,566.60
  6. Step 6: Final answer
    x = 28,833.58

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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.