Home / 14,237.25-19,647.81-7,950.03

Finding the Fourth Proportional to 14,237.25, 19,647.81 and 7,950.03

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Solution

The fourth proportional to 14,237.25, 19,647.81 and 7,950.03 is: 10,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237.25 : 19,647.81 = 7,950.03 : x
  2. Step 2: Convert to fraction form
    14,237.25/19,647.81 = 7,950.03/x
  3. Step 3: Cross multiply
    14,237.25x = 19,647.81 × 7,950.03
  4. Step 4: Simplify right side
    14,237.25x = 156,200,678.93
  5. Step 5: Solve for x
    x = 156,200,678.93/14,237.25
  6. Step 6: Final answer
    x = 10,971.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.