Home / 16,768.24-25,129.00-12,603.39

Finding the Fourth Proportional to 16,768.24, 25,129.00 and 12,603.39

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Solution

The fourth proportional to 16,768.24, 25,129.00 and 12,603.39 is: 18,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.24 : 25,129.00 = 12,603.39 : x
  2. Step 2: Convert to fraction form
    16,768.24/25,129.00 = 12,603.39/x
  3. Step 3: Cross multiply
    16,768.24x = 25,129.00 × 12,603.39
  4. Step 4: Simplify right side
    16,768.24x = 316,710,650.18
  5. Step 5: Solve for x
    x = 316,710,650.18/16,768.24
  6. Step 6: Final answer
    x = 18,887.53

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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.