Home / 19,022.06-28,513.65-6,538.34

Finding the Fourth Proportional to 19,022.06, 28,513.65 and 6,538.34

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Solution

The fourth proportional to 19,022.06, 28,513.65 and 6,538.34 is: 9,800.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.06 : 28,513.65 = 6,538.34 : x
  2. Step 2: Convert to fraction form
    19,022.06/28,513.65 = 6,538.34/x
  3. Step 3: Cross multiply
    19,022.06x = 28,513.65 × 6,538.34
  4. Step 4: Simplify right side
    19,022.06x = 186,431,938.34
  5. Step 5: Solve for x
    x = 186,431,938.34/19,022.06
  6. Step 6: Final answer
    x = 9,800.83

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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.