Home / 19,089.82-28,627.87-6,606.45

Finding the Fourth Proportional to 19,089.82, 28,627.87 and 6,606.45

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Solution

The fourth proportional to 19,089.82, 28,627.87 and 6,606.45 is: 9,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.82 : 28,627.87 = 6,606.45 : x
  2. Step 2: Convert to fraction form
    19,089.82/28,627.87 = 6,606.45/x
  3. Step 3: Cross multiply
    19,089.82x = 28,627.87 × 6,606.45
  4. Step 4: Simplify right side
    19,089.82x = 189,128,630.30
  5. Step 5: Solve for x
    x = 189,128,630.30/19,089.82
  6. Step 6: Final answer
    x = 9,907.30

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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.