Home / 56,349.33-77,762.96-30,855.27

Finding the Fourth Proportional to 56,349.33, 77,762.96 and 30,855.27

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Solution

The fourth proportional to 56,349.33, 77,762.96 and 30,855.27 is: 42,580.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,349.33 : 77,762.96 = 30,855.27 : x
  2. Step 2: Convert to fraction form
    56,349.33/77,762.96 = 30,855.27/x
  3. Step 3: Cross multiply
    56,349.33x = 77,762.96 × 30,855.27
  4. Step 4: Simplify right side
    56,349.33x = 2,399,396,972.52
  5. Step 5: Solve for x
    x = 2,399,396,972.52/56,349.33
  6. Step 6: Final answer
    x = 42,580.75

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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.