Home / 29,367.84-40,527.66-15,939.09

Finding the Fourth Proportional to 29,367.84, 40,527.66 and 15,939.09

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Solution

The fourth proportional to 29,367.84, 40,527.66 and 15,939.09 is: 21,995.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,367.84 : 40,527.66 = 15,939.09 : x
  2. Step 2: Convert to fraction form
    29,367.84/40,527.66 = 15,939.09/x
  3. Step 3: Cross multiply
    29,367.84x = 40,527.66 × 15,939.09
  4. Step 4: Simplify right side
    29,367.84x = 645,974,036.45
  5. Step 5: Solve for x
    x = 645,974,036.45/29,367.84
  6. Step 6: Final answer
    x = 21,995.97

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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.