Home / 37,215.21-55,826.32-12,245.07

Finding the Fourth Proportional to 37,215.21, 55,826.32 and 12,245.07

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Solution

The fourth proportional to 37,215.21, 55,826.32 and 12,245.07 is: 18,368.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,215.21 : 55,826.32 = 12,245.07 : x
  2. Step 2: Convert to fraction form
    37,215.21/55,826.32 = 12,245.07/x
  3. Step 3: Cross multiply
    37,215.21x = 55,826.32 × 12,245.07
  4. Step 4: Simplify right side
    37,215.21x = 683,597,196.24
  5. Step 5: Solve for x
    x = 683,597,196.24/37,215.21
  6. Step 6: Final answer
    x = 18,368.76

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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.