Home / 29,364.37-40,523.12-15,935.74

Finding the Fourth Proportional to 29,364.37, 40,523.12 and 15,935.74

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Solution

The fourth proportional to 29,364.37, 40,523.12 and 15,935.74 is: 21,991.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,364.37 : 40,523.12 = 15,935.74 : x
  2. Step 2: Convert to fraction form
    29,364.37/40,523.12 = 15,935.74/x
  3. Step 3: Cross multiply
    29,364.37x = 40,523.12 × 15,935.74
  4. Step 4: Simplify right side
    29,364.37x = 645,765,872.72
  5. Step 5: Solve for x
    x = 645,765,872.72/29,364.37
  6. Step 6: Final answer
    x = 21,991.48

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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.