Home / 56,034.37-84,049.12-13,913.46

Finding the Fourth Proportional to 56,034.37, 84,049.12 and 13,913.46

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Solution

The fourth proportional to 56,034.37, 84,049.12 and 13,913.46 is: 20,869.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,034.37 : 84,049.12 = 13,913.46 : x
  2. Step 2: Convert to fraction form
    56,034.37/84,049.12 = 13,913.46/x
  3. Step 3: Cross multiply
    56,034.37x = 84,049.12 × 13,913.46
  4. Step 4: Simplify right side
    56,034.37x = 1,169,414,069.16
  5. Step 5: Solve for x
    x = 1,169,414,069.16/56,034.37
  6. Step 6: Final answer
    x = 20,869.59

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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.