Home / 13,848.32-20,767.85-4,485.85

Finding the Fourth Proportional to 13,848.32, 20,767.85 and 4,485.85

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Solution

The fourth proportional to 13,848.32, 20,767.85 and 4,485.85 is: 6,727.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.32 : 20,767.85 = 4,485.85 : x
  2. Step 2: Convert to fraction form
    13,848.32/20,767.85 = 4,485.85/x
  3. Step 3: Cross multiply
    13,848.32x = 20,767.85 × 4,485.85
  4. Step 4: Simplify right side
    13,848.32x = 93,161,333.65
  5. Step 5: Solve for x
    x = 93,161,333.65/13,848.32
  6. Step 6: Final answer
    x = 6,727.27

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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.