Home / 51,807.44-77,559.96-38,539.28

Finding the Fourth Proportional to 51,807.44, 77,559.96 and 38,539.28

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Solution

The fourth proportional to 51,807.44, 77,559.96 and 38,539.28 is: 57,696.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,807.44 : 77,559.96 = 38,539.28 : x
  2. Step 2: Convert to fraction form
    51,807.44/77,559.96 = 38,539.28/x
  3. Step 3: Cross multiply
    51,807.44x = 77,559.96 × 38,539.28
  4. Step 4: Simplify right side
    51,807.44x = 2,989,105,015.23
  5. Step 5: Solve for x
    x = 2,989,105,015.23/51,807.44
  6. Step 6: Final answer
    x = 57,696.44

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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.