Home / 19,089.99-28,628.12-6,606.63

Finding the Fourth Proportional to 19,089.99, 28,628.12 and 6,606.63

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Solution

The fourth proportional to 19,089.99, 28,628.12 and 6,606.63 is: 9,907.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.99 : 28,628.12 = 6,606.63 : x
  2. Step 2: Convert to fraction form
    19,089.99/28,628.12 = 6,606.63/x
  3. Step 3: Cross multiply
    19,089.99x = 28,628.12 × 6,606.63
  4. Step 4: Simplify right side
    19,089.99x = 189,135,305.60
  5. Step 5: Solve for x
    x = 189,135,305.60/19,089.99
  6. Step 6: Final answer
    x = 9,907.56

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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.