Home / 19,089.26-28,645.06-7,995.02

Finding the Fourth Proportional to 19,089.26, 28,645.06 and 7,995.02

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Solution

The fourth proportional to 19,089.26, 28,645.06 and 7,995.02 is: 11,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.26 : 28,645.06 = 7,995.02 : x
  2. Step 2: Convert to fraction form
    19,089.26/28,645.06 = 7,995.02/x
  3. Step 3: Cross multiply
    19,089.26x = 28,645.06 × 7,995.02
  4. Step 4: Simplify right side
    19,089.26x = 229,017,827.60
  5. Step 5: Solve for x
    x = 229,017,827.60/19,089.26
  6. Step 6: Final answer
    x = 11,997.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.