Home / 13,042.08-17,999.82-8,005.23

Finding the Fourth Proportional to 13,042.08, 17,999.82 and 8,005.23

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Solution

The fourth proportional to 13,042.08, 17,999.82 and 8,005.23 is: 11,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.08 : 17,999.82 = 8,005.23 : x
  2. Step 2: Convert to fraction form
    13,042.08/17,999.82 = 8,005.23/x
  3. Step 3: Cross multiply
    13,042.08x = 17,999.82 × 8,005.23
  4. Step 4: Simplify right side
    13,042.08x = 144,092,699.06
  5. Step 5: Solve for x
    x = 144,092,699.06/13,042.08
  6. Step 6: Final answer
    x = 11,048.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.