Home / 25,008.03-34,509.81-13,675.33

Finding the Fourth Proportional to 25,008.03, 34,509.81 and 13,675.33

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Solution

The fourth proportional to 25,008.03, 34,509.81 and 13,675.33 is: 18,871.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,008.03 : 34,509.81 = 13,675.33 : x
  2. Step 2: Convert to fraction form
    25,008.03/34,509.81 = 13,675.33/x
  3. Step 3: Cross multiply
    25,008.03x = 34,509.81 × 13,675.33
  4. Step 4: Simplify right side
    25,008.03x = 471,932,902.43
  5. Step 5: Solve for x
    x = 471,932,902.43/25,008.03
  6. Step 6: Final answer
    x = 18,871.25

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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.