Home / 27,848.62-38,448.56-19,348.01

Finding the Fourth Proportional to 27,848.62, 38,448.56 and 19,348.01

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Solution

The fourth proportional to 27,848.62, 38,448.56 and 19,348.01 is: 26,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,848.62 : 38,448.56 = 19,348.01 : x
  2. Step 2: Convert to fraction form
    27,848.62/38,448.56 = 19,348.01/x
  3. Step 3: Cross multiply
    27,848.62x = 38,448.56 × 19,348.01
  4. Step 4: Simplify right side
    27,848.62x = 743,902,979.49
  5. Step 5: Solve for x
    x = 743,902,979.49/27,848.62
  6. Step 6: Final answer
    x = 26,712.38

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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.