Home / 19,300.44-26,635.10-11,343.09

Finding the Fourth Proportional to 19,300.44, 26,635.10 and 11,343.09

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Solution

The fourth proportional to 19,300.44, 26,635.10 and 11,343.09 is: 15,653.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,300.44 : 26,635.10 = 11,343.09 : x
  2. Step 2: Convert to fraction form
    19,300.44/26,635.10 = 11,343.09/x
  3. Step 3: Cross multiply
    19,300.44x = 26,635.10 × 11,343.09
  4. Step 4: Simplify right side
    19,300.44x = 302,124,364.82
  5. Step 5: Solve for x
    x = 302,124,364.82/19,300.44
  6. Step 6: Final answer
    x = 15,653.76

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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.