Home / 37,166.04-51,289.06-20,398.68

Finding the Fourth Proportional to 37,166.04, 51,289.06 and 20,398.68

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Solution

The fourth proportional to 37,166.04, 51,289.06 and 20,398.68 is: 28,150.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,166.04 : 51,289.06 = 20,398.68 : x
  2. Step 2: Convert to fraction form
    37,166.04/51,289.06 = 20,398.68/x
  3. Step 3: Cross multiply
    37,166.04x = 51,289.06 × 20,398.68
  4. Step 4: Simplify right side
    37,166.04x = 1,046,229,122.44
  5. Step 5: Solve for x
    x = 1,046,229,122.44/37,166.04
  6. Step 6: Final answer
    x = 28,150.14

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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.