Home / 56,396.66-84,562.20-21,339.02

Finding the Fourth Proportional to 56,396.66, 84,562.20 and 21,339.02

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Solution

The fourth proportional to 56,396.66, 84,562.20 and 21,339.02 is: 31,996.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,396.66 : 84,562.20 = 21,339.02 : x
  2. Step 2: Convert to fraction form
    56,396.66/84,562.20 = 21,339.02/x
  3. Step 3: Cross multiply
    56,396.66x = 84,562.20 × 21,339.02
  4. Step 4: Simplify right side
    56,396.66x = 1,804,474,477.04
  5. Step 5: Solve for x
    x = 1,804,474,477.04/56,396.66
  6. Step 6: Final answer
    x = 31,996.12

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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.