Home / 16,999.07-25,384.14-13,885.29

Finding the Fourth Proportional to 16,999.07, 25,384.14 and 13,885.29

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Solution

The fourth proportional to 16,999.07, 25,384.14 and 13,885.29 is: 20,734.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.07 : 25,384.14 = 13,885.29 : x
  2. Step 2: Convert to fraction form
    16,999.07/25,384.14 = 13,885.29/x
  3. Step 3: Cross multiply
    16,999.07x = 25,384.14 × 13,885.29
  4. Step 4: Simplify right side
    16,999.07x = 352,466,145.30
  5. Step 5: Solve for x
    x = 352,466,145.30/16,999.07
  6. Step 6: Final answer
    x = 20,734.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.