Home / 19,058.40-28,584.36-5,204.16

Finding the Fourth Proportional to 19,058.40, 28,584.36 and 5,204.16

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Solution

The fourth proportional to 19,058.40, 28,584.36 and 5,204.16 is: 7,805.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.40 : 28,584.36 = 5,204.16 : x
  2. Step 2: Convert to fraction form
    19,058.40/28,584.36 = 5,204.16/x
  3. Step 3: Cross multiply
    19,058.40x = 28,584.36 × 5,204.16
  4. Step 4: Simplify right side
    19,058.40x = 148,757,582.94
  5. Step 5: Solve for x
    x = 148,757,582.94/19,058.40
  6. Step 6: Final answer
    x = 7,805.36

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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.