Home / 27,942.84-38,577.06-18,524.16

Finding the Fourth Proportional to 27,942.84, 38,577.06 and 18,524.16

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Solution

The fourth proportional to 27,942.84, 38,577.06 and 18,524.16 is: 25,573.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.84 : 38,577.06 = 18,524.16 : x
  2. Step 2: Convert to fraction form
    27,942.84/38,577.06 = 18,524.16/x
  3. Step 3: Cross multiply
    27,942.84x = 38,577.06 × 18,524.16
  4. Step 4: Simplify right side
    27,942.84x = 714,607,631.77
  5. Step 5: Solve for x
    x = 714,607,631.77/27,942.84
  6. Step 6: Final answer
    x = 25,573.91

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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.