Home / 14,005.80-19,331.82-8,037.99

Finding the Fourth Proportional to 14,005.80, 19,331.82 and 8,037.99

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Solution

The fourth proportional to 14,005.80, 19,331.82 and 8,037.99 is: 11,094.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005.80 : 19,331.82 = 8,037.99 : x
  2. Step 2: Convert to fraction form
    14,005.80/19,331.82 = 8,037.99/x
  3. Step 3: Cross multiply
    14,005.80x = 19,331.82 × 8,037.99
  4. Step 4: Simplify right side
    14,005.80x = 155,388,975.84
  5. Step 5: Solve for x
    x = 155,388,975.84/14,005.80
  6. Step 6: Final answer
    x = 11,094.62

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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.