Home / 21,363.48-29,491.56-14,294.52

Finding the Fourth Proportional to 21,363.48, 29,491.56 and 14,294.52

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Solution

The fourth proportional to 21,363.48, 29,491.56 and 14,294.52 is: 19,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,363.48 : 29,491.56 = 14,294.52 : x
  2. Step 2: Convert to fraction form
    21,363.48/29,491.56 = 14,294.52/x
  3. Step 3: Cross multiply
    21,363.48x = 29,491.56 × 14,294.52
  4. Step 4: Simplify right side
    21,363.48x = 421,567,694.25
  5. Step 5: Solve for x
    x = 421,567,694.25/21,363.48
  6. Step 6: Final answer
    x = 19,733.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.