Home / 51,611.96-77,489.63-26,670.44

Finding the Fourth Proportional to 51,611.96, 77,489.63 and 26,670.44

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Solution

The fourth proportional to 51,611.96, 77,489.63 and 26,670.44 is: 40,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,611.96 : 77,489.63 = 26,670.44 : x
  2. Step 2: Convert to fraction form
    51,611.96/77,489.63 = 26,670.44/x
  3. Step 3: Cross multiply
    51,611.96x = 77,489.63 × 26,670.44
  4. Step 4: Simplify right side
    51,611.96x = 2,066,682,394.19
  5. Step 5: Solve for x
    x = 2,066,682,394.19/51,611.96
  6. Step 6: Final answer
    x = 40,042.70

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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.