Home / 13,216.08-19,815.48-4,448.64

Finding the Fourth Proportional to 13,216.08, 19,815.48 and 4,448.64

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Solution

The fourth proportional to 13,216.08, 19,815.48 and 4,448.64 is: 6,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216.08 : 19,815.48 = 4,448.64 : x
  2. Step 2: Convert to fraction form
    13,216.08/19,815.48 = 4,448.64/x
  3. Step 3: Cross multiply
    13,216.08x = 19,815.48 × 4,448.64
  4. Step 4: Simplify right side
    13,216.08x = 88,151,936.95
  5. Step 5: Solve for x
    x = 88,151,936.95/13,216.08
  6. Step 6: Final answer
    x = 6,670.05

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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.