Home / 53,643.24-80,406.54-22,442.04

Finding the Fourth Proportional to 53,643.24, 80,406.54 and 22,442.04

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Solution

The fourth proportional to 53,643.24, 80,406.54 and 22,442.04 is: 33,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,643.24 : 80,406.54 = 22,442.04 : x
  2. Step 2: Convert to fraction form
    53,643.24/80,406.54 = 22,442.04/x
  3. Step 3: Cross multiply
    53,643.24x = 80,406.54 × 22,442.04
  4. Step 4: Simplify right side
    53,643.24x = 1,804,486,786.94
  5. Step 5: Solve for x
    x = 1,804,486,786.94/53,643.24
  6. Step 6: Final answer
    x = 33,638.66

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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.