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Finding the Fourth Proportional to 23,995.98, 35,962.56 and 12,889.68

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Solution

The fourth proportional to 23,995.98, 35,962.56 and 12,889.68 is: 19,317.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,995.98 : 35,962.56 = 12,889.68 : x
  2. Step 2: Convert to fraction form
    23,995.98/35,962.56 = 12,889.68/x
  3. Step 3: Cross multiply
    23,995.98x = 35,962.56 × 12,889.68
  4. Step 4: Simplify right side
    23,995.98x = 463,545,890.38
  5. Step 5: Solve for x
    x = 463,545,890.38/23,995.98
  6. Step 6: Final answer
    x = 19,317.65

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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.