Home / 21,363.14-32,058.48-11,509.29

Finding the Fourth Proportional to 21,363.14, 32,058.48 and 11,509.29

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Solution

The fourth proportional to 21,363.14, 32,058.48 and 11,509.29 is: 17,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,363.14 : 32,058.48 = 11,509.29 : x
  2. Step 2: Convert to fraction form
    21,363.14/32,058.48 = 11,509.29/x
  3. Step 3: Cross multiply
    21,363.14x = 32,058.48 × 11,509.29
  4. Step 4: Simplify right side
    21,363.14x = 368,970,386.44
  5. Step 5: Solve for x
    x = 368,970,386.44/21,363.14
  6. Step 6: Final answer
    x = 17,271.35

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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.