Home / 53,119.80-79,683.30-18,062.10

Finding the Fourth Proportional to 53,119.80, 79,683.30 and 18,062.10

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Solution

The fourth proportional to 53,119.80, 79,683.30 and 18,062.10 is: 27,094.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,119.80 : 79,683.30 = 18,062.10 : x
  2. Step 2: Convert to fraction form
    53,119.80/79,683.30 = 18,062.10/x
  3. Step 3: Cross multiply
    53,119.80x = 79,683.30 × 18,062.10
  4. Step 4: Simplify right side
    53,119.80x = 1,439,247,732.93
  5. Step 5: Solve for x
    x = 1,439,247,732.93/53,119.80
  6. Step 6: Final answer
    x = 27,094.37

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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.