Home / 32,964.16-45,479.64-18,622

Finding the Fourth Proportional to 32,964.16, 45,479.64 and 18,622

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Solution

The fourth proportional to 32,964.16, 45,479.64 and 18,622 is: 25,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,964.16 : 45,479.64 = 18,622 : x
  2. Step 2: Convert to fraction form
    32,964.16/45,479.64 = 18,622/x
  3. Step 3: Cross multiply
    32,964.16x = 45,479.64 × 18,622
  4. Step 4: Simplify right side
    32,964.16x = 846,921,856.08
  5. Step 5: Solve for x
    x = 846,921,856.08/32,964.16
  6. Step 6: Final answer
    x = 25,692.20

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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.