Home / 37,836.90-52,215.28-20,841.21

Finding the Fourth Proportional to 37,836.90, 52,215.28 and 20,841.21

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Solution

The fourth proportional to 37,836.90, 52,215.28 and 20,841.21 is: 28,761.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,836.90 : 52,215.28 = 20,841.21 : x
  2. Step 2: Convert to fraction form
    37,836.90/52,215.28 = 20,841.21/x
  3. Step 3: Cross multiply
    37,836.90x = 52,215.28 × 20,841.21
  4. Step 4: Simplify right side
    37,836.90x = 1,088,229,563.59
  5. Step 5: Solve for x
    x = 1,088,229,563.59/37,836.90
  6. Step 6: Final answer
    x = 28,761.07

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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.