Home / 48,415.22-66,658.55-40,842.73

Finding the Fourth Proportional to 48,415.22, 66,658.55 and 40,842.73

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Solution

The fourth proportional to 48,415.22, 66,658.55 and 40,842.73 is: 56,232.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,415.22 : 66,658.55 = 40,842.73 : x
  2. Step 2: Convert to fraction form
    48,415.22/66,658.55 = 40,842.73/x
  3. Step 3: Cross multiply
    48,415.22x = 66,658.55 × 40,842.73
  4. Step 4: Simplify right side
    48,415.22x = 2,722,517,038.95
  5. Step 5: Solve for x
    x = 2,722,517,038.95/48,415.22
  6. Step 6: Final answer
    x = 56,232.67

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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.