Home / 33,106.07-45,690.18-19,677.19

Finding the Fourth Proportional to 33,106.07, 45,690.18 and 19,677.19

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Solution

The fourth proportional to 33,106.07, 45,690.18 and 19,677.19 is: 27,156.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106.07 : 45,690.18 = 19,677.19 : x
  2. Step 2: Convert to fraction form
    33,106.07/45,690.18 = 19,677.19/x
  3. Step 3: Cross multiply
    33,106.07x = 45,690.18 × 19,677.19
  4. Step 4: Simplify right side
    33,106.07x = 899,054,026.16
  5. Step 5: Solve for x
    x = 899,054,026.16/33,106.07
  6. Step 6: Final answer
    x = 27,156.78

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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.