Home / 12,847.82-19,271.93-7,041.33

Finding the Fourth Proportional to 12,847.82, 19,271.93 and 7,041.33

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Solution

The fourth proportional to 12,847.82, 19,271.93 and 7,041.33 is: 10,562.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847.82 : 19,271.93 = 7,041.33 : x
  2. Step 2: Convert to fraction form
    12,847.82/19,271.93 = 7,041.33/x
  3. Step 3: Cross multiply
    12,847.82x = 19,271.93 × 7,041.33
  4. Step 4: Simplify right side
    12,847.82x = 135,699,983.66
  5. Step 5: Solve for x
    x = 135,699,983.66/12,847.82
  6. Step 6: Final answer
    x = 10,562.11

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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.