Home / 38,623.62-57,941.70-11,963.38

Finding the Fourth Proportional to 38,623.62, 57,941.70 and 11,963.38

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Solution

The fourth proportional to 38,623.62, 57,941.70 and 11,963.38 is: 17,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,623.62 : 57,941.70 = 11,963.38 : x
  2. Step 2: Convert to fraction form
    38,623.62/57,941.70 = 11,963.38/x
  3. Step 3: Cross multiply
    38,623.62x = 57,941.70 × 11,963.38
  4. Step 4: Simplify right side
    38,623.62x = 693,178,574.95
  5. Step 5: Solve for x
    x = 693,178,574.95/38,623.62
  6. Step 6: Final answer
    x = 17,947.01

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1.5x scale

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.