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Finding the Fourth Proportional to 36,967.92, 55,447.80 and 14,775.54

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Solution

The fourth proportional to 36,967.92, 55,447.80 and 14,775.54 is: 22,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,967.92 : 55,447.80 = 14,775.54 : x
  2. Step 2: Convert to fraction form
    36,967.92/55,447.80 = 14,775.54/x
  3. Step 3: Cross multiply
    36,967.92x = 55,447.80 × 14,775.54
  4. Step 4: Simplify right side
    36,967.92x = 819,271,186.81
  5. Step 5: Solve for x
    x = 819,271,186.81/36,967.92
  6. Step 6: Final answer
    x = 22,161.68

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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.