Home / 19,373.39-26,741.01-11,418.18

Finding the Fourth Proportional to 19,373.39, 26,741.01 and 11,418.18

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Solution

The fourth proportional to 19,373.39, 26,741.01 and 11,418.18 is: 15,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.39 : 26,741.01 = 11,418.18 : x
  2. Step 2: Convert to fraction form
    19,373.39/26,741.01 = 11,418.18/x
  3. Step 3: Cross multiply
    19,373.39x = 26,741.01 × 11,418.18
  4. Step 4: Simplify right side
    19,373.39x = 305,333,665.56
  5. Step 5: Solve for x
    x = 305,333,665.56/19,373.39
  6. Step 6: Final answer
    x = 15,760.47

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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.