Home / 19,074-26,322.12-10,690.56

Finding the Fourth Proportional to 19,074, 26,322.12 and 10,690.56

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Solution

The fourth proportional to 19,074, 26,322.12 and 10,690.56 is: 14,752.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074 : 26,322.12 = 10,690.56 : x
  2. Step 2: Convert to fraction form
    19,074/26,322.12 = 10,690.56/x
  3. Step 3: Cross multiply
    19,074x = 26,322.12 × 10,690.56
  4. Step 4: Simplify right side
    19,074x = 281,398,203.19
  5. Step 5: Solve for x
    x = 281,398,203.19/19,074
  6. Step 6: Final answer
    x = 14,752.97

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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.