Home / 45,494.06-68,262.75-20,541.87

Finding the Fourth Proportional to 45,494.06, 68,262.75 and 20,541.87

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Solution

The fourth proportional to 45,494.06, 68,262.75 and 20,541.87 is: 30,822.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,494.06 : 68,262.75 = 20,541.87 : x
  2. Step 2: Convert to fraction form
    45,494.06/68,262.75 = 20,541.87/x
  3. Step 3: Cross multiply
    45,494.06x = 68,262.75 × 20,541.87
  4. Step 4: Simplify right side
    45,494.06x = 1,402,244,536.34
  5. Step 5: Solve for x
    x = 1,402,244,536.34/45,494.06
  6. Step 6: Final answer
    x = 30,822.59

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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.