Home / 19,112.51-26,374.38-10,615.18

Finding the Fourth Proportional to 19,112.51, 26,374.38 and 10,615.18

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Solution

The fourth proportional to 19,112.51, 26,374.38 and 10,615.18 is: 14,648.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,112.51 : 26,374.38 = 10,615.18 : x
  2. Step 2: Convert to fraction form
    19,112.51/26,374.38 = 10,615.18/x
  3. Step 3: Cross multiply
    19,112.51x = 26,374.38 × 10,615.18
  4. Step 4: Simplify right side
    19,112.51x = 279,968,791.09
  5. Step 5: Solve for x
    x = 279,968,791.09/19,112.51
  6. Step 6: Final answer
    x = 14,648.46

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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.