Home / 51,541.83-77,327.73-21,570.21

Finding the Fourth Proportional to 51,541.83, 77,327.73 and 21,570.21

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Solution

The fourth proportional to 51,541.83, 77,327.73 and 21,570.21 is: 32,361.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,541.83 : 77,327.73 = 21,570.21 : x
  2. Step 2: Convert to fraction form
    51,541.83/77,327.73 = 21,570.21/x
  3. Step 3: Cross multiply
    51,541.83x = 77,327.73 × 21,570.21
  4. Step 4: Simplify right side
    51,541.83x = 1,667,975,374.92
  5. Step 5: Solve for x
    x = 1,667,975,374.92/51,541.83
  6. Step 6: Final answer
    x = 32,361.59

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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.