Home / 56,629.38-84,946-15,076.42

Finding the Fourth Proportional to 56,629.38, 84,946 and 15,076.42

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Solution

The fourth proportional to 56,629.38, 84,946 and 15,076.42 is: 22,615.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,629.38 : 84,946 = 15,076.42 : x
  2. Step 2: Convert to fraction form
    56,629.38/84,946 = 15,076.42/x
  3. Step 3: Cross multiply
    56,629.38x = 84,946 × 15,076.42
  4. Step 4: Simplify right side
    56,629.38x = 1,280,681,573.32
  5. Step 5: Solve for x
    x = 1,280,681,573.32/56,629.38
  6. Step 6: Final answer
    x = 22,615.14

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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.