Home / 27,955.32-38,578.32-16,018.08

Finding the Fourth Proportional to 27,955.32, 38,578.32 and 16,018.08

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Solution

The fourth proportional to 27,955.32, 38,578.32 and 16,018.08 is: 22,104.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.32 : 38,578.32 = 16,018.08 : x
  2. Step 2: Convert to fraction form
    27,955.32/38,578.32 = 16,018.08/x
  3. Step 3: Cross multiply
    27,955.32x = 38,578.32 × 16,018.08
  4. Step 4: Simplify right side
    27,955.32x = 617,950,616.03
  5. Step 5: Solve for x
    x = 617,950,616.03/27,955.32
  6. Step 6: Final answer
    x = 22,104.94

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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.