Home / 19,393.40-26,763.68-11,010.68

Finding the Fourth Proportional to 19,393.40, 26,763.68 and 11,010.68

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Solution

The fourth proportional to 19,393.40, 26,763.68 and 11,010.68 is: 15,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,393.40 : 26,763.68 = 11,010.68 : x
  2. Step 2: Convert to fraction form
    19,393.40/26,763.68 = 11,010.68/x
  3. Step 3: Cross multiply
    19,393.40x = 26,763.68 × 11,010.68
  4. Step 4: Simplify right side
    19,393.40x = 294,686,316.10
  5. Step 5: Solve for x
    x = 294,686,316.10/19,393.40
  6. Step 6: Final answer
    x = 15,195.19

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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.