Home / 29,688.44-40,970.10-16,076.63

Finding the Fourth Proportional to 29,688.44, 40,970.10 and 16,076.63

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Solution

The fourth proportional to 29,688.44, 40,970.10 and 16,076.63 is: 22,185.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,688.44 : 40,970.10 = 16,076.63 : x
  2. Step 2: Convert to fraction form
    29,688.44/40,970.10 = 16,076.63/x
  3. Step 3: Cross multiply
    29,688.44x = 40,970.10 × 16,076.63
  4. Step 4: Simplify right side
    29,688.44x = 658,661,138.76
  5. Step 5: Solve for x
    x = 658,661,138.76/29,688.44
  6. Step 6: Final answer
    x = 22,185.78

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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.