Home / 13,208.64-19,813.87-4,888.47

Finding the Fourth Proportional to 13,208.64, 19,813.87 and 4,888.47

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Solution

The fourth proportional to 13,208.64, 19,813.87 and 4,888.47 is: 7,333.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.64 : 19,813.87 = 4,888.47 : x
  2. Step 2: Convert to fraction form
    13,208.64/19,813.87 = 4,888.47/x
  3. Step 3: Cross multiply
    13,208.64x = 19,813.87 × 4,888.47
  4. Step 4: Simplify right side
    13,208.64x = 96,859,509.08
  5. Step 5: Solve for x
    x = 96,859,509.08/13,208.64
  6. Step 6: Final answer
    x = 7,333.04

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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.