Home / 51,811.56-71,521.62-35,054.28

Finding the Fourth Proportional to 51,811.56, 71,521.62 and 35,054.28

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Solution

The fourth proportional to 51,811.56, 71,521.62 and 35,054.28 is: 48,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,811.56 : 71,521.62 = 35,054.28 : x
  2. Step 2: Convert to fraction form
    51,811.56/71,521.62 = 35,054.28/x
  3. Step 3: Cross multiply
    51,811.56x = 71,521.62 × 35,054.28
  4. Step 4: Simplify right side
    51,811.56x = 2,507,138,893.53
  5. Step 5: Solve for x
    x = 2,507,138,893.53/51,811.56
  6. Step 6: Final answer
    x = 48,389.57

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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.