Home / 27,018.30-37,260.09-17,927.64

Finding the Fourth Proportional to 27,018.30, 37,260.09 and 17,927.64

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Solution

The fourth proportional to 27,018.30, 37,260.09 and 17,927.64 is: 24,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,018.30 : 37,260.09 = 17,927.64 : x
  2. Step 2: Convert to fraction form
    27,018.30/37,260.09 = 17,927.64/x
  3. Step 3: Cross multiply
    27,018.30x = 37,260.09 × 17,927.64
  4. Step 4: Simplify right side
    27,018.30x = 667,985,479.89
  5. Step 5: Solve for x
    x = 667,985,479.89/27,018.30
  6. Step 6: Final answer
    x = 24,723.45

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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.