Home / 14,035.80-19,369.20-7,662.36

Finding the Fourth Proportional to 14,035.80, 19,369.20 and 7,662.36

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Solution

The fourth proportional to 14,035.80, 19,369.20 and 7,662.36 is: 10,573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.80 : 19,369.20 = 7,662.36 : x
  2. Step 2: Convert to fraction form
    14,035.80/19,369.20 = 7,662.36/x
  3. Step 3: Cross multiply
    14,035.80x = 19,369.20 × 7,662.36
  4. Step 4: Simplify right side
    14,035.80x = 148,413,783.31
  5. Step 5: Solve for x
    x = 148,413,783.31/14,035.80
  6. Step 6: Final answer
    x = 10,573.95

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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.