Home / 13,111.44-19,653.15-5,203.00

Finding the Fourth Proportional to 13,111.44, 19,653.15 and 5,203.00

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Solution

The fourth proportional to 13,111.44, 19,653.15 and 5,203.00 is: 7,798.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,111.44 : 19,653.15 = 5,203.00 : x
  2. Step 2: Convert to fraction form
    13,111.44/19,653.15 = 5,203.00/x
  3. Step 3: Cross multiply
    13,111.44x = 19,653.15 × 5,203.00
  4. Step 4: Simplify right side
    13,111.44x = 102,255,354.26
  5. Step 5: Solve for x
    x = 102,255,354.26/13,111.44
  6. Step 6: Final answer
    x = 7,798.94

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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.