Home / 14,019.12-19,345.68-8,050.32

Finding the Fourth Proportional to 14,019.12, 19,345.68 and 8,050.32

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Solution

The fourth proportional to 14,019.12, 19,345.68 and 8,050.32 is: 11,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.12 : 19,345.68 = 8,050.32 : x
  2. Step 2: Convert to fraction form
    14,019.12/19,345.68 = 8,050.32/x
  3. Step 3: Cross multiply
    14,019.12x = 19,345.68 × 8,050.32
  4. Step 4: Simplify right side
    14,019.12x = 155,738,914.62
  5. Step 5: Solve for x
    x = 155,738,914.62/14,019.12
  6. Step 6: Final answer
    x = 11,109.04

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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.