Home / 36,665.25-55,002.35-12,967.89

Finding the Fourth Proportional to 36,665.25, 55,002.35 and 12,967.89

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Solution

The fourth proportional to 36,665.25, 55,002.35 and 12,967.89 is: 19,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,665.25 : 55,002.35 = 12,967.89 : x
  2. Step 2: Convert to fraction form
    36,665.25/55,002.35 = 12,967.89/x
  3. Step 3: Cross multiply
    36,665.25x = 55,002.35 × 12,967.89
  4. Step 4: Simplify right side
    36,665.25x = 713,264,424.54
  5. Step 5: Solve for x
    x = 713,264,424.54/36,665.25
  6. Step 6: Final answer
    x = 19,453.42

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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.