Home / 37,977.23-52,411.64-20,982.96

Finding the Fourth Proportional to 37,977.23, 52,411.64 and 20,982.96

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Solution

The fourth proportional to 37,977.23, 52,411.64 and 20,982.96 is: 28,958.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,977.23 : 52,411.64 = 20,982.96 : x
  2. Step 2: Convert to fraction form
    37,977.23/52,411.64 = 20,982.96/x
  3. Step 3: Cross multiply
    37,977.23x = 52,411.64 × 20,982.96
  4. Step 4: Simplify right side
    37,977.23x = 1,099,751,240.74
  5. Step 5: Solve for x
    x = 1,099,751,240.74/37,977.23
  6. Step 6: Final answer
    x = 28,958.18

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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.