Home / 19,090.32-28,628.62-6,606.95

Finding the Fourth Proportional to 19,090.32, 28,628.62 and 6,606.95

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Solution

The fourth proportional to 19,090.32, 28,628.62 and 6,606.95 is: 9,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090.32 : 28,628.62 = 6,606.95 : x
  2. Step 2: Convert to fraction form
    19,090.32/28,628.62 = 6,606.95/x
  3. Step 3: Cross multiply
    19,090.32x = 28,628.62 × 6,606.95
  4. Step 4: Simplify right side
    19,090.32x = 189,147,899.45
  5. Step 5: Solve for x
    x = 189,147,899.45/19,090.32
  6. Step 6: Final answer
    x = 9,908.05

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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.