Home / 28,914.28-39,897.30-16,334.44

Finding the Fourth Proportional to 28,914.28, 39,897.30 and 16,334.44

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Solution

The fourth proportional to 28,914.28, 39,897.30 and 16,334.44 is: 22,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,914.28 : 39,897.30 = 16,334.44 : x
  2. Step 2: Convert to fraction form
    28,914.28/39,897.30 = 16,334.44/x
  3. Step 3: Cross multiply
    28,914.28x = 39,897.30 × 16,334.44
  4. Step 4: Simplify right side
    28,914.28x = 651,700,053.01
  5. Step 5: Solve for x
    x = 651,700,053.01/28,914.28
  6. Step 6: Final answer
    x = 22,539.04

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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.