Home / 19,038.58-28,559.81-6,556.98

Finding the Fourth Proportional to 19,038.58, 28,559.81 and 6,556.98

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Solution

The fourth proportional to 19,038.58, 28,559.81 and 6,556.98 is: 9,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.58 : 28,559.81 = 6,556.98 : x
  2. Step 2: Convert to fraction form
    19,038.58/28,559.81 = 6,556.98/x
  3. Step 3: Cross multiply
    19,038.58x = 28,559.81 × 6,556.98
  4. Step 4: Simplify right side
    19,038.58x = 187,266,102.97
  5. Step 5: Solve for x
    x = 187,266,102.97/19,038.58
  6. Step 6: Final answer
    x = 9,836.14

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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.