Home / 13,065.36-19,601.85-4,745.24

Finding the Fourth Proportional to 13,065.36, 19,601.85 and 4,745.24

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Solution

The fourth proportional to 13,065.36, 19,601.85 and 4,745.24 is: 7,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.36 : 19,601.85 = 4,745.24 : x
  2. Step 2: Convert to fraction form
    13,065.36/19,601.85 = 4,745.24/x
  3. Step 3: Cross multiply
    13,065.36x = 19,601.85 × 4,745.24
  4. Step 4: Simplify right side
    13,065.36x = 93,015,482.69
  5. Step 5: Solve for x
    x = 93,015,482.69/13,065.36
  6. Step 6: Final answer
    x = 7,119.24

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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.