Home / 53,073.02-79,610.33-13,629.26

Finding the Fourth Proportional to 53,073.02, 79,610.33 and 13,629.26

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Solution

The fourth proportional to 53,073.02, 79,610.33 and 13,629.26 is: 20,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,073.02 : 79,610.33 = 13,629.26 : x
  2. Step 2: Convert to fraction form
    53,073.02/79,610.33 = 13,629.26/x
  3. Step 3: Cross multiply
    53,073.02x = 79,610.33 × 13,629.26
  4. Step 4: Simplify right side
    53,073.02x = 1,085,030,119.35
  5. Step 5: Solve for x
    x = 1,085,030,119.35/53,073.02
  6. Step 6: Final answer
    x = 20,444.10

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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.