Home / 14,076.48-21,116.64-4,840

Finding the Fourth Proportional to 14,076.48, 21,116.64 and 4,840

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Solution

The fourth proportional to 14,076.48, 21,116.64 and 4,840 is: 7,260.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.48 : 21,116.64 = 4,840 : x
  2. Step 2: Convert to fraction form
    14,076.48/21,116.64 = 4,840/x
  3. Step 3: Cross multiply
    14,076.48x = 21,116.64 × 4,840
  4. Step 4: Simplify right side
    14,076.48x = 102,204,537.60
  5. Step 5: Solve for x
    x = 102,204,537.60/14,076.48
  6. Step 6: Final answer
    x = 7,260.66

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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.