Home / 16,678.98-23,010.84-9,603.99

Finding the Fourth Proportional to 16,678.98, 23,010.84 and 9,603.99

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Solution

The fourth proportional to 16,678.98, 23,010.84 and 9,603.99 is: 13,249.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.98 : 23,010.84 = 9,603.99 : x
  2. Step 2: Convert to fraction form
    16,678.98/23,010.84 = 9,603.99/x
  3. Step 3: Cross multiply
    16,678.98x = 23,010.84 × 9,603.99
  4. Step 4: Simplify right side
    16,678.98x = 220,995,877.25
  5. Step 5: Solve for x
    x = 220,995,877.25/16,678.98
  6. Step 6: Final answer
    x = 13,249.96

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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.