Home / 45,351.72-67,980.60-32,840.46

Finding the Fourth Proportional to 45,351.72, 67,980.60 and 32,840.46

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Solution

The fourth proportional to 45,351.72, 67,980.60 and 32,840.46 is: 49,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,351.72 : 67,980.60 = 32,840.46 : x
  2. Step 2: Convert to fraction form
    45,351.72/67,980.60 = 32,840.46/x
  3. Step 3: Cross multiply
    45,351.72x = 67,980.60 × 32,840.46
  4. Step 4: Simplify right side
    45,351.72x = 2,232,514,175.08
  5. Step 5: Solve for x
    x = 2,232,514,175.08/45,351.72
  6. Step 6: Final answer
    x = 49,226.67

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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.