Home / 13,042.26-17,973.49-12,802.36

Finding the Fourth Proportional to 13,042.26, 17,973.49 and 12,802.36

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Solution

The fourth proportional to 13,042.26, 17,973.49 and 12,802.36 is: 17,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.26 : 17,973.49 = 12,802.36 : x
  2. Step 2: Convert to fraction form
    13,042.26/17,973.49 = 12,802.36/x
  3. Step 3: Cross multiply
    13,042.26x = 17,973.49 × 12,802.36
  4. Step 4: Simplify right side
    13,042.26x = 230,103,089.44
  5. Step 5: Solve for x
    x = 230,103,089.44/13,042.26
  6. Step 6: Final answer
    x = 17,642.88

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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.