Home / 19,058.52-28,605.35-9,705.25

Finding the Fourth Proportional to 19,058.52, 28,605.35 and 9,705.25

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Solution

The fourth proportional to 19,058.52, 28,605.35 and 9,705.25 is: 14,566.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.52 : 28,605.35 = 9,705.25 : x
  2. Step 2: Convert to fraction form
    19,058.52/28,605.35 = 9,705.25/x
  3. Step 3: Cross multiply
    19,058.52x = 28,605.35 × 9,705.25
  4. Step 4: Simplify right side
    19,058.52x = 277,622,133.11
  5. Step 5: Solve for x
    x = 277,622,133.11/19,058.52
  6. Step 6: Final answer
    x = 14,566.82

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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.