Home / 29,322.32-40,484.21-18,163.76

Finding the Fourth Proportional to 29,322.32, 40,484.21 and 18,163.76

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Solution

The fourth proportional to 29,322.32, 40,484.21 and 18,163.76 is: 25,078.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,322.32 : 40,484.21 = 18,163.76 : x
  2. Step 2: Convert to fraction form
    29,322.32/40,484.21 = 18,163.76/x
  3. Step 3: Cross multiply
    29,322.32x = 40,484.21 × 18,163.76
  4. Step 4: Simplify right side
    29,322.32x = 735,345,180.99
  5. Step 5: Solve for x
    x = 735,345,180.99/29,322.32
  6. Step 6: Final answer
    x = 25,078.01

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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.