Home / 19,090.83-26,345.48-11,133.39

Finding the Fourth Proportional to 19,090.83, 26,345.48 and 11,133.39

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Solution

The fourth proportional to 19,090.83, 26,345.48 and 11,133.39 is: 15,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090.83 : 26,345.48 = 11,133.39 : x
  2. Step 2: Convert to fraction form
    19,090.83/26,345.48 = 11,133.39/x
  3. Step 3: Cross multiply
    19,090.83x = 26,345.48 × 11,133.39
  4. Step 4: Simplify right side
    19,090.83x = 293,314,447.91
  5. Step 5: Solve for x
    x = 293,314,447.91/19,090.83
  6. Step 6: Final answer
    x = 15,364.15

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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.