Home / 27,826.25-41,742.80-9,101.45

Finding the Fourth Proportional to 27,826.25, 41,742.80 and 9,101.45

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Solution

The fourth proportional to 27,826.25, 41,742.80 and 9,101.45 is: 13,653.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.25 : 41,742.80 = 9,101.45 : x
  2. Step 2: Convert to fraction form
    27,826.25/41,742.80 = 9,101.45/x
  3. Step 3: Cross multiply
    27,826.25x = 41,742.80 × 9,101.45
  4. Step 4: Simplify right side
    27,826.25x = 379,919,752.84
  5. Step 5: Solve for x
    x = 379,919,752.84/27,826.25
  6. Step 6: Final answer
    x = 13,653.29

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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.