Home / 12,745.28-19,106.52-4,952.24

Finding the Fourth Proportional to 12,745.28, 19,106.52 and 4,952.24

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Solution

The fourth proportional to 12,745.28, 19,106.52 and 4,952.24 is: 7,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,745.28 : 19,106.52 = 4,952.24 : x
  2. Step 2: Convert to fraction form
    12,745.28/19,106.52 = 4,952.24/x
  3. Step 3: Cross multiply
    12,745.28x = 19,106.52 × 4,952.24
  4. Step 4: Simplify right side
    12,745.28x = 94,620,072.60
  5. Step 5: Solve for x
    x = 94,620,072.60/12,745.28
  6. Step 6: Final answer
    x = 7,423.93

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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.