Home / 13,051.22-19,559.12-6,015.78

Finding the Fourth Proportional to 13,051.22, 19,559.12 and 6,015.78

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Solution

The fourth proportional to 13,051.22, 19,559.12 and 6,015.78 is: 9,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.22 : 19,559.12 = 6,015.78 : x
  2. Step 2: Convert to fraction form
    13,051.22/19,559.12 = 6,015.78/x
  3. Step 3: Cross multiply
    13,051.22x = 19,559.12 × 6,015.78
  4. Step 4: Simplify right side
    13,051.22x = 117,663,362.91
  5. Step 5: Solve for x
    x = 117,663,362.91/13,051.22
  6. Step 6: Final answer
    x = 9,015.51

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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.