Home / 52,201.77-72,038.63-28,328.43

Finding the Fourth Proportional to 52,201.77, 72,038.63 and 28,328.43

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Solution

The fourth proportional to 52,201.77, 72,038.63 and 28,328.43 is: 39,093.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,201.77 : 72,038.63 = 28,328.43 : x
  2. Step 2: Convert to fraction form
    52,201.77/72,038.63 = 28,328.43/x
  3. Step 3: Cross multiply
    52,201.77x = 72,038.63 × 28,328.43
  4. Step 4: Simplify right side
    52,201.77x = 2,040,741,287.25
  5. Step 5: Solve for x
    x = 2,040,741,287.25/52,201.77
  6. Step 6: Final answer
    x = 39,093.34

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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.