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Finding the Fourth Proportional to 14,261.00, 21,379.92 and 5,947.25

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Solution

The fourth proportional to 14,261.00, 21,379.92 and 5,947.25 is: 8,916.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.00 : 21,379.92 = 5,947.25 : x
  2. Step 2: Convert to fraction form
    14,261.00/21,379.92 = 5,947.25/x
  3. Step 3: Cross multiply
    14,261.00x = 21,379.92 × 5,947.25
  4. Step 4: Simplify right side
    14,261.00x = 127,151,622.32
  5. Step 5: Solve for x
    x = 127,151,622.32/14,261.00
  6. Step 6: Final answer
    x = 8,916.04

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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.