Home / 19,079.35-26,330.27-11,525.09

Finding the Fourth Proportional to 19,079.35, 26,330.27 and 11,525.09

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Solution

The fourth proportional to 19,079.35, 26,330.27 and 11,525.09 is: 15,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079.35 : 26,330.27 = 11,525.09 : x
  2. Step 2: Convert to fraction form
    19,079.35/26,330.27 = 11,525.09/x
  3. Step 3: Cross multiply
    19,079.35x = 26,330.27 × 11,525.09
  4. Step 4: Simplify right side
    19,079.35x = 303,458,542.20
  5. Step 5: Solve for x
    x = 303,458,542.20/19,079.35
  6. Step 6: Final answer
    x = 15,905.08

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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.