Home / 56,252.64-84,411.78-21,195.03

Finding the Fourth Proportional to 56,252.64, 84,411.78 and 21,195.03

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Solution

The fourth proportional to 56,252.64, 84,411.78 and 21,195.03 is: 31,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,252.64 : 84,411.78 = 21,195.03 : x
  2. Step 2: Convert to fraction form
    56,252.64/84,411.78 = 21,195.03/x
  3. Step 3: Cross multiply
    56,252.64x = 84,411.78 × 21,195.03
  4. Step 4: Simplify right side
    56,252.64x = 1,789,110,209.45
  5. Step 5: Solve for x
    x = 1,789,110,209.45/56,252.64
  6. Step 6: Final answer
    x = 31,804.91

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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.