Home / 37,384.12-51,587.04-20,617.12

Finding the Fourth Proportional to 37,384.12, 51,587.04 and 20,617.12

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Solution

The fourth proportional to 37,384.12, 51,587.04 and 20,617.12 is: 28,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,384.12 : 51,587.04 = 20,617.12 : x
  2. Step 2: Convert to fraction form
    37,384.12/51,587.04 = 20,617.12/x
  3. Step 3: Cross multiply
    37,384.12x = 51,587.04 × 20,617.12
  4. Step 4: Simplify right side
    37,384.12x = 1,063,576,194.12
  5. Step 5: Solve for x
    x = 1,063,576,194.12/37,384.12
  6. Step 6: Final answer
    x = 28,449.95

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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.