Home / 29,103.84-40,163.58-16,528.68

Finding the Fourth Proportional to 29,103.84, 40,163.58 and 16,528.68

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Solution

The fourth proportional to 29,103.84, 40,163.58 and 16,528.68 is: 22,809.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103.84 : 40,163.58 = 16,528.68 : x
  2. Step 2: Convert to fraction form
    29,103.84/40,163.58 = 16,528.68/x
  3. Step 3: Cross multiply
    29,103.84x = 40,163.58 × 16,528.68
  4. Step 4: Simplify right side
    29,103.84x = 663,850,961.47
  5. Step 5: Solve for x
    x = 663,850,961.47/29,103.84
  6. Step 6: Final answer
    x = 22,809.74

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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.