Home / 53,083.38-79,637.37-18,023.03

Finding the Fourth Proportional to 53,083.38, 79,637.37 and 18,023.03

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Solution

The fourth proportional to 53,083.38, 79,637.37 and 18,023.03 is: 27,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,083.38 : 79,637.37 = 18,023.03 : x
  2. Step 2: Convert to fraction form
    53,083.38/79,637.37 = 18,023.03/x
  3. Step 3: Cross multiply
    53,083.38x = 79,637.37 × 18,023.03
  4. Step 4: Simplify right side
    53,083.38x = 1,435,306,708.63
  5. Step 5: Solve for x
    x = 1,435,306,708.63/53,083.38
  6. Step 6: Final answer
    x = 27,038.72

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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.