Home / 27,955.08-38,578.30-16,018.16

Finding the Fourth Proportional to 27,955.08, 38,578.30 and 16,018.16

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Solution

The fourth proportional to 27,955.08, 38,578.30 and 16,018.16 is: 22,105.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.08 : 38,578.30 = 16,018.16 : x
  2. Step 2: Convert to fraction form
    27,955.08/38,578.30 = 16,018.16/x
  3. Step 3: Cross multiply
    27,955.08x = 38,578.30 × 16,018.16
  4. Step 4: Simplify right side
    27,955.08x = 617,953,381.93
  5. Step 5: Solve for x
    x = 617,953,381.93/27,955.08
  6. Step 6: Final answer
    x = 22,105.23

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Similar ratio
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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.