Home / 14,021.08-19,348.95-8,054.62

Finding the Fourth Proportional to 14,021.08, 19,348.95 and 8,054.62

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Solution

The fourth proportional to 14,021.08, 19,348.95 and 8,054.62 is: 11,115.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.08 : 19,348.95 = 8,054.62 : x
  2. Step 2: Convert to fraction form
    14,021.08/19,348.95 = 8,054.62/x
  3. Step 3: Cross multiply
    14,021.08x = 19,348.95 × 8,054.62
  4. Step 4: Simplify right side
    14,021.08x = 155,848,439.65
  5. Step 5: Solve for x
    x = 155,848,439.65/14,021.08
  6. Step 6: Final answer
    x = 11,115.29

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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.