Home / 56,092.07-84,126.78-20,541.25

Finding the Fourth Proportional to 56,092.07, 84,126.78 and 20,541.25

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Solution

The fourth proportional to 56,092.07, 84,126.78 and 20,541.25 is: 30,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,092.07 : 84,126.78 = 20,541.25 : x
  2. Step 2: Convert to fraction form
    56,092.07/84,126.78 = 20,541.25/x
  3. Step 3: Cross multiply
    56,092.07x = 84,126.78 × 20,541.25
  4. Step 4: Simplify right side
    56,092.07x = 1,728,069,264.30
  5. Step 5: Solve for x
    x = 1,728,069,264.30/56,092.07
  6. Step 6: Final answer
    x = 30,807.73

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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.