Home / 37,132.36-55,686.81-12,166.67

Finding the Fourth Proportional to 37,132.36, 55,686.81 and 12,166.67

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Solution

The fourth proportional to 37,132.36, 55,686.81 and 12,166.67 is: 18,246.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,132.36 : 55,686.81 = 12,166.67 : x
  2. Step 2: Convert to fraction form
    37,132.36/55,686.81 = 12,166.67/x
  3. Step 3: Cross multiply
    37,132.36x = 55,686.81 × 12,166.67
  4. Step 4: Simplify right side
    37,132.36x = 677,523,040.62
  5. Step 5: Solve for x
    x = 677,523,040.62/37,132.36
  6. Step 6: Final answer
    x = 18,246.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.