Home / 27,551.32-38,017.54-16,218.26

Finding the Fourth Proportional to 27,551.32, 38,017.54 and 16,218.26

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Solution

The fourth proportional to 27,551.32, 38,017.54 and 16,218.26 is: 22,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,551.32 : 38,017.54 = 16,218.26 : x
  2. Step 2: Convert to fraction form
    27,551.32/38,017.54 = 16,218.26/x
  3. Step 3: Cross multiply
    27,551.32x = 38,017.54 × 16,218.26
  4. Step 4: Simplify right side
    27,551.32x = 616,578,348.28
  5. Step 5: Solve for x
    x = 616,578,348.28/27,551.32
  6. Step 6: Final answer
    x = 22,379.27

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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.