Home / 19,596.98-29,386.96-7,112.85

Finding the Fourth Proportional to 19,596.98, 29,386.96 and 7,112.85

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Solution

The fourth proportional to 19,596.98, 29,386.96 and 7,112.85 is: 10,666.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.98 : 29,386.96 = 7,112.85 : x
  2. Step 2: Convert to fraction form
    19,596.98/29,386.96 = 7,112.85/x
  3. Step 3: Cross multiply
    19,596.98x = 29,386.96 × 7,112.85
  4. Step 4: Simplify right side
    19,596.98x = 209,025,020.65
  5. Step 5: Solve for x
    x = 209,025,020.65/19,596.98
  6. Step 6: Final answer
    x = 10,666.19

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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.