Home / 12,804.18-19,207.03-3,570.18

Finding the Fourth Proportional to 12,804.18, 19,207.03 and 3,570.18

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Solution

The fourth proportional to 12,804.18, 19,207.03 and 3,570.18 is: 5,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.18 : 19,207.03 = 3,570.18 : x
  2. Step 2: Convert to fraction form
    12,804.18/19,207.03 = 3,570.18/x
  3. Step 3: Cross multiply
    12,804.18x = 19,207.03 × 3,570.18
  4. Step 4: Simplify right side
    12,804.18x = 68,572,554.37
  5. Step 5: Solve for x
    x = 68,572,554.37/12,804.18
  6. Step 6: Final answer
    x = 5,355.48

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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.