Home / 14,104.13-19,464.30-7,816.50

Finding the Fourth Proportional to 14,104.13, 19,464.30 and 7,816.50

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Solution

The fourth proportional to 14,104.13, 19,464.30 and 7,816.50 is: 10,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.13 : 19,464.30 = 7,816.50 : x
  2. Step 2: Convert to fraction form
    14,104.13/19,464.30 = 7,816.50/x
  3. Step 3: Cross multiply
    14,104.13x = 19,464.30 × 7,816.50
  4. Step 4: Simplify right side
    14,104.13x = 152,142,700.95
  5. Step 5: Solve for x
    x = 152,142,700.95/14,104.13
  6. Step 6: Final answer
    x = 10,787.11

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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.