Home / 37,105.11-55,664.64-14,920.20

Finding the Fourth Proportional to 37,105.11, 55,664.64 and 14,920.20

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Solution

The fourth proportional to 37,105.11, 55,664.64 and 14,920.20 is: 22,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,105.11 : 55,664.64 = 14,920.20 : x
  2. Step 2: Convert to fraction form
    37,105.11/55,664.64 = 14,920.20/x
  3. Step 3: Cross multiply
    37,105.11x = 55,664.64 × 14,920.20
  4. Step 4: Simplify right side
    37,105.11x = 830,527,561.73
  5. Step 5: Solve for x
    x = 830,527,561.73/37,105.11
  6. Step 6: Final answer
    x = 22,383.10

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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.