Home / 45,357.21-62,623.49-40,562.28

Finding the Fourth Proportional to 45,357.21, 62,623.49 and 40,562.28

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Solution

The fourth proportional to 45,357.21, 62,623.49 and 40,562.28 is: 56,003.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,357.21 : 62,623.49 = 40,562.28 : x
  2. Step 2: Convert to fraction form
    45,357.21/62,623.49 = 40,562.28/x
  3. Step 3: Cross multiply
    45,357.21x = 62,623.49 × 40,562.28
  4. Step 4: Simplify right side
    45,357.21x = 2,540,151,535.96
  5. Step 5: Solve for x
    x = 2,540,151,535.96/45,357.21
  6. Step 6: Final answer
    x = 56,003.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.