Home / 19,852.15-27,393.92-11,894.17

Finding the Fourth Proportional to 19,852.15, 27,393.92 and 11,894.17

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Solution

The fourth proportional to 19,852.15, 27,393.92 and 11,894.17 is: 16,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,852.15 : 27,393.92 = 11,894.17 : x
  2. Step 2: Convert to fraction form
    19,852.15/27,393.92 = 11,894.17/x
  3. Step 3: Cross multiply
    19,852.15x = 27,393.92 × 11,894.17
  4. Step 4: Simplify right side
    19,852.15x = 325,827,941.45
  5. Step 5: Solve for x
    x = 325,827,941.45/19,852.15
  6. Step 6: Final answer
    x = 16,412.73

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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.