Home / 14,235.22-21,356.88-4,876.48

Finding the Fourth Proportional to 14,235.22, 21,356.88 and 4,876.48

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Solution

The fourth proportional to 14,235.22, 21,356.88 and 4,876.48 is: 7,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.22 : 21,356.88 = 4,876.48 : x
  2. Step 2: Convert to fraction form
    14,235.22/21,356.88 = 4,876.48/x
  3. Step 3: Cross multiply
    14,235.22x = 21,356.88 × 4,876.48
  4. Step 4: Simplify right side
    14,235.22x = 104,146,398.18
  5. Step 5: Solve for x
    x = 104,146,398.18/14,235.22
  6. Step 6: Final answer
    x = 7,316.11

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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.