Home / 29,133.63-40,205.61-16,387.41

Finding the Fourth Proportional to 29,133.63, 40,205.61 and 16,387.41

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Solution

The fourth proportional to 29,133.63, 40,205.61 and 16,387.41 is: 22,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,133.63 : 40,205.61 = 16,387.41 : x
  2. Step 2: Convert to fraction form
    29,133.63/40,205.61 = 16,387.41/x
  3. Step 3: Cross multiply
    29,133.63x = 40,205.61 × 16,387.41
  4. Step 4: Simplify right side
    29,133.63x = 658,865,532.41
  5. Step 5: Solve for x
    x = 658,865,532.41/29,133.63
  6. Step 6: Final answer
    x = 22,615.30

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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.