Home / 14,104.98-19,464.82-7,817.36

Finding the Fourth Proportional to 14,104.98, 19,464.82 and 7,817.36

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Solution

The fourth proportional to 14,104.98, 19,464.82 and 7,817.36 is: 10,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.98 : 19,464.82 = 7,817.36 : x
  2. Step 2: Convert to fraction form
    14,104.98/19,464.82 = 7,817.36/x
  3. Step 3: Cross multiply
    14,104.98x = 19,464.82 × 7,817.36
  4. Step 4: Simplify right side
    14,104.98x = 152,163,505.28
  5. Step 5: Solve for x
    x = 152,163,505.28/14,104.98
  6. Step 6: Final answer
    x = 10,787.93

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1.5x scale

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.