Home / 30,036.78-41,437.62-17,287.17

Finding the Fourth Proportional to 30,036.78, 41,437.62 and 17,287.17

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Solution

The fourth proportional to 30,036.78, 41,437.62 and 17,287.17 is: 23,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.78 : 41,437.62 = 17,287.17 : x
  2. Step 2: Convert to fraction form
    30,036.78/41,437.62 = 17,287.17/x
  3. Step 3: Cross multiply
    30,036.78x = 41,437.62 × 17,287.17
  4. Step 4: Simplify right side
    30,036.78x = 716,339,181.34
  5. Step 5: Solve for x
    x = 716,339,181.34/30,036.78
  6. Step 6: Final answer
    x = 23,848.73

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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.