Home / 14,329.72-19,776.99-8,042.50

Finding the Fourth Proportional to 14,329.72, 19,776.99 and 8,042.50

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Solution

The fourth proportional to 14,329.72, 19,776.99 and 8,042.50 is: 11,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.72 : 19,776.99 = 8,042.50 : x
  2. Step 2: Convert to fraction form
    14,329.72/19,776.99 = 8,042.50/x
  3. Step 3: Cross multiply
    14,329.72x = 19,776.99 × 8,042.50
  4. Step 4: Simplify right side
    14,329.72x = 159,056,442.08
  5. Step 5: Solve for x
    x = 159,056,442.08/14,329.72
  6. Step 6: Final answer
    x = 11,099.76

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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.