Home / 29,660.25-40,933.35-16,913.76

Finding the Fourth Proportional to 29,660.25, 40,933.35 and 16,913.76

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Solution

The fourth proportional to 29,660.25, 40,933.35 and 16,913.76 is: 23,342.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,660.25 : 40,933.35 = 16,913.76 : x
  2. Step 2: Convert to fraction form
    29,660.25/40,933.35 = 16,913.76/x
  3. Step 3: Cross multiply
    29,660.25x = 40,933.35 × 16,913.76
  4. Step 4: Simplify right side
    29,660.25x = 692,336,857.90
  5. Step 5: Solve for x
    x = 692,336,857.90/29,660.25
  6. Step 6: Final answer
    x = 23,342.25

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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.