Home / 16,938.21-23,359.50-10,963.65

Finding the Fourth Proportional to 16,938.21, 23,359.50 and 10,963.65

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Solution

The fourth proportional to 16,938.21, 23,359.50 and 10,963.65 is: 15,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.21 : 23,359.50 = 10,963.65 : x
  2. Step 2: Convert to fraction form
    16,938.21/23,359.50 = 10,963.65/x
  3. Step 3: Cross multiply
    16,938.21x = 23,359.50 × 10,963.65
  4. Step 4: Simplify right side
    16,938.21x = 256,105,382.18
  5. Step 5: Solve for x
    x = 256,105,382.18/16,938.21
  6. Step 6: Final answer
    x = 15,119.98

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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.