Home / 19,135.42-26,405.13-11,067.01

Finding the Fourth Proportional to 19,135.42, 26,405.13 and 11,067.01

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Solution

The fourth proportional to 19,135.42, 26,405.13 and 11,067.01 is: 15,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,135.42 : 26,405.13 = 11,067.01 : x
  2. Step 2: Convert to fraction form
    19,135.42/26,405.13 = 11,067.01/x
  3. Step 3: Cross multiply
    19,135.42x = 26,405.13 × 11,067.01
  4. Step 4: Simplify right side
    19,135.42x = 292,225,837.76
  5. Step 5: Solve for x
    x = 292,225,837.76/19,135.42
  6. Step 6: Final answer
    x = 15,271.46

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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.