Home / 23,607.99-32,578.39-12,997.70

Finding the Fourth Proportional to 23,607.99, 32,578.39 and 12,997.70

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Solution

The fourth proportional to 23,607.99, 32,578.39 and 12,997.70 is: 17,936.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,607.99 : 32,578.39 = 12,997.70 : x
  2. Step 2: Convert to fraction form
    23,607.99/32,578.39 = 12,997.70/x
  3. Step 3: Cross multiply
    23,607.99x = 32,578.39 × 12,997.70
  4. Step 4: Simplify right side
    23,607.99x = 423,444,139.70
  5. Step 5: Solve for x
    x = 423,444,139.70/23,607.99
  6. Step 6: Final answer
    x = 17,936.48

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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.