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Finding the Fourth Proportional to 14,601.31, 21,901.97 and 4,741.59

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Solution

The fourth proportional to 14,601.31, 21,901.97 and 4,741.59 is: 7,112.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601.31 : 21,901.97 = 4,741.59 : x
  2. Step 2: Convert to fraction form
    14,601.31/21,901.97 = 4,741.59/x
  3. Step 3: Cross multiply
    14,601.31x = 21,901.97 × 4,741.59
  4. Step 4: Simplify right side
    14,601.31x = 103,850,028.71
  5. Step 5: Solve for x
    x = 103,850,028.71/14,601.31
  6. Step 6: Final answer
    x = 7,112.38

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1.5x scale

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.