Home / 32,320.64-48,403.20-18,427.52

Finding the Fourth Proportional to 32,320.64, 48,403.20 and 18,427.52

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Solution

The fourth proportional to 32,320.64, 48,403.20 and 18,427.52 is: 27,596.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,320.64 : 48,403.20 = 18,427.52 : x
  2. Step 2: Convert to fraction form
    32,320.64/48,403.20 = 18,427.52/x
  3. Step 3: Cross multiply
    32,320.64x = 48,403.20 × 18,427.52
  4. Step 4: Simplify right side
    32,320.64x = 891,950,936.06
  5. Step 5: Solve for x
    x = 891,950,936.06/32,320.64
  6. Step 6: Final answer
    x = 27,596.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.