Home / 19,058.25-28,589.01-5,207.25

Finding the Fourth Proportional to 19,058.25, 28,589.01 and 5,207.25

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Solution

The fourth proportional to 19,058.25, 28,589.01 and 5,207.25 is: 7,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.25 : 28,589.01 = 5,207.25 : x
  2. Step 2: Convert to fraction form
    19,058.25/28,589.01 = 5,207.25/x
  3. Step 3: Cross multiply
    19,058.25x = 28,589.01 × 5,207.25
  4. Step 4: Simplify right side
    19,058.25x = 148,870,122.32
  5. Step 5: Solve for x
    x = 148,870,122.32/19,058.25
  6. Step 6: Final answer
    x = 7,811.32

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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.