Home / 37,182.13-55,761.36-12,216.37

Finding the Fourth Proportional to 37,182.13, 55,761.36 and 12,216.37

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Solution

The fourth proportional to 37,182.13, 55,761.36 and 12,216.37 is: 18,320.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,182.13 : 55,761.36 = 12,216.37 : x
  2. Step 2: Convert to fraction form
    37,182.13/55,761.36 = 12,216.37/x
  3. Step 3: Cross multiply
    37,182.13x = 55,761.36 × 12,216.37
  4. Step 4: Simplify right side
    37,182.13x = 681,201,405.46
  5. Step 5: Solve for x
    x = 681,201,405.46/37,182.13
  6. Step 6: Final answer
    x = 18,320.67

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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.