Home / 16,857.40-23,273.27-14,989.27

Finding the Fourth Proportional to 16,857.40, 23,273.27 and 14,989.27

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Solution

The fourth proportional to 16,857.40, 23,273.27 and 14,989.27 is: 20,694.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.40 : 23,273.27 = 14,989.27 : x
  2. Step 2: Convert to fraction form
    16,857.40/23,273.27 = 14,989.27/x
  3. Step 3: Cross multiply
    16,857.40x = 23,273.27 × 14,989.27
  4. Step 4: Simplify right side
    16,857.40x = 348,849,307.10
  5. Step 5: Solve for x
    x = 348,849,307.10/16,857.40
  6. Step 6: Final answer
    x = 20,694.14

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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.