Home / 32,229.60-44,492.40-21,615.36

Finding the Fourth Proportional to 32,229.60, 44,492.40 and 21,615.36

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Solution

The fourth proportional to 32,229.60, 44,492.40 and 21,615.36 is: 29,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,229.60 : 44,492.40 = 21,615.36 : x
  2. Step 2: Convert to fraction form
    32,229.60/44,492.40 = 21,615.36/x
  3. Step 3: Cross multiply
    32,229.60x = 44,492.40 × 21,615.36
  4. Step 4: Simplify right side
    32,229.60x = 961,719,243.26
  5. Step 5: Solve for x
    x = 961,719,243.26/32,229.60
  6. Step 6: Final answer
    x = 29,839.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.