Home / 19,112.36-26,374.16-10,615.03

Finding the Fourth Proportional to 19,112.36, 26,374.16 and 10,615.03

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Solution

The fourth proportional to 19,112.36, 26,374.16 and 10,615.03 is: 14,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,112.36 : 26,374.16 = 10,615.03 : x
  2. Step 2: Convert to fraction form
    19,112.36/26,374.16 = 10,615.03/x
  3. Step 3: Cross multiply
    19,112.36x = 26,374.16 × 10,615.03
  4. Step 4: Simplify right side
    19,112.36x = 279,962,314.68
  5. Step 5: Solve for x
    x = 279,962,314.68/19,112.36
  6. Step 6: Final answer
    x = 14,648.24

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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.