Home / 19,030.62-28,538.49-9,666.54

Finding the Fourth Proportional to 19,030.62, 28,538.49 and 9,666.54

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Solution

The fourth proportional to 19,030.62, 28,538.49 and 9,666.54 is: 14,496.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.62 : 28,538.49 = 9,666.54 : x
  2. Step 2: Convert to fraction form
    19,030.62/28,538.49 = 9,666.54/x
  3. Step 3: Cross multiply
    19,030.62x = 28,538.49 × 9,666.54
  4. Step 4: Simplify right side
    19,030.62x = 275,868,455.12
  5. Step 5: Solve for x
    x = 275,868,455.12/19,030.62
  6. Step 6: Final answer
    x = 14,496.03

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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.