Home / 37,961.89-52,390.58-20,967.68

Finding the Fourth Proportional to 37,961.89, 52,390.58 and 20,967.68

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Solution

The fourth proportional to 37,961.89, 52,390.58 and 20,967.68 is: 28,937.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961.89 : 52,390.58 = 20,967.68 : x
  2. Step 2: Convert to fraction form
    37,961.89/52,390.58 = 20,967.68/x
  3. Step 3: Cross multiply
    37,961.89x = 52,390.58 × 20,967.68
  4. Step 4: Simplify right side
    37,961.89x = 1,098,508,942.59
  5. Step 5: Solve for x
    x = 1,098,508,942.59/37,961.89
  6. Step 6: Final answer
    x = 28,937.15

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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.