Home / 29,427.37-40,616.11-18,106.49

Finding the Fourth Proportional to 29,427.37, 40,616.11 and 18,106.49

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Solution

The fourth proportional to 29,427.37, 40,616.11 and 18,106.49 is: 24,990.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,427.37 : 40,616.11 = 18,106.49 : x
  2. Step 2: Convert to fraction form
    29,427.37/40,616.11 = 18,106.49/x
  3. Step 3: Cross multiply
    29,427.37x = 40,616.11 × 18,106.49
  4. Step 4: Simplify right side
    29,427.37x = 735,415,099.02
  5. Step 5: Solve for x
    x = 735,415,099.02/29,427.37
  6. Step 6: Final answer
    x = 24,990.85

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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.