Home / 19,357.00-26,712.94-11,290.43

Finding the Fourth Proportional to 19,357.00, 26,712.94 and 11,290.43

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Solution

The fourth proportional to 19,357.00, 26,712.94 and 11,290.43 is: 15,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.00 : 26,712.94 = 11,290.43 : x
  2. Step 2: Convert to fraction form
    19,357.00/26,712.94 = 11,290.43/x
  3. Step 3: Cross multiply
    19,357.00x = 26,712.94 × 11,290.43
  4. Step 4: Simplify right side
    19,357.00x = 301,600,451.06
  5. Step 5: Solve for x
    x = 301,600,451.06/19,357.00
  6. Step 6: Final answer
    x = 15,580.95

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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.