Home / 16,960.79-23,400.29-10,243.87

Finding the Fourth Proportional to 16,960.79, 23,400.29 and 10,243.87

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Solution

The fourth proportional to 16,960.79, 23,400.29 and 10,243.87 is: 14,133.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.79 : 23,400.29 = 10,243.87 : x
  2. Step 2: Convert to fraction form
    16,960.79/23,400.29 = 10,243.87/x
  3. Step 3: Cross multiply
    16,960.79x = 23,400.29 × 10,243.87
  4. Step 4: Simplify right side
    16,960.79x = 239,709,495.83
  5. Step 5: Solve for x
    x = 239,709,495.83/16,960.79
  6. Step 6: Final answer
    x = 14,133.15

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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.