Home / 25,018.89-37,528.31-11,864.09

Finding the Fourth Proportional to 25,018.89, 37,528.31 and 11,864.09

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Solution

The fourth proportional to 25,018.89, 37,528.31 and 11,864.09 is: 17,796.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.89 : 37,528.31 = 11,864.09 : x
  2. Step 2: Convert to fraction form
    25,018.89/37,528.31 = 11,864.09/x
  3. Step 3: Cross multiply
    25,018.89x = 37,528.31 × 11,864.09
  4. Step 4: Simplify right side
    25,018.89x = 445,239,000.43
  5. Step 5: Solve for x
    x = 445,239,000.43/25,018.89
  6. Step 6: Final answer
    x = 17,796.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.