Home / 13,064.45-19,594.85-5,271.44

Finding the Fourth Proportional to 13,064.45, 19,594.85 and 5,271.44

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Solution

The fourth proportional to 13,064.45, 19,594.85 and 5,271.44 is: 7,906.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.45 : 19,594.85 = 5,271.44 : x
  2. Step 2: Convert to fraction form
    13,064.45/19,594.85 = 5,271.44/x
  3. Step 3: Cross multiply
    13,064.45x = 19,594.85 × 5,271.44
  4. Step 4: Simplify right side
    13,064.45x = 103,293,013.92
  5. Step 5: Solve for x
    x = 103,293,013.92/13,064.45
  6. Step 6: Final answer
    x = 7,906.42

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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.