Home / 19,393.18-26,761.87-11,852.14

Finding the Fourth Proportional to 19,393.18, 26,761.87 and 11,852.14

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Solution

The fourth proportional to 19,393.18, 26,761.87 and 11,852.14 is: 16,355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,393.18 : 26,761.87 = 11,852.14 : x
  2. Step 2: Convert to fraction form
    19,393.18/26,761.87 = 11,852.14/x
  3. Step 3: Cross multiply
    19,393.18x = 26,761.87 × 11,852.14
  4. Step 4: Simplify right side
    19,393.18x = 317,185,429.90
  5. Step 5: Solve for x
    x = 317,185,429.90/19,393.18
  6. Step 6: Final answer
    x = 16,355.51

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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.