Home / 13,375.98-20,068.52-5,058.36

Finding the Fourth Proportional to 13,375.98, 20,068.52 and 5,058.36

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Solution

The fourth proportional to 13,375.98, 20,068.52 and 5,058.36 is: 7,589.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.98 : 20,068.52 = 5,058.36 : x
  2. Step 2: Convert to fraction form
    13,375.98/20,068.52 = 5,058.36/x
  3. Step 3: Cross multiply
    13,375.98x = 20,068.52 × 5,058.36
  4. Step 4: Simplify right side
    13,375.98x = 101,513,773.54
  5. Step 5: Solve for x
    x = 101,513,773.54/13,375.98
  6. Step 6: Final answer
    x = 7,589.26

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1.5x scale

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.