Home / 27,928.03-41,878.85-10,146.29

Finding the Fourth Proportional to 27,928.03, 41,878.85 and 10,146.29

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Solution

The fourth proportional to 27,928.03, 41,878.85 and 10,146.29 is: 15,214.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.03 : 41,878.85 = 10,146.29 : x
  2. Step 2: Convert to fraction form
    27,928.03/41,878.85 = 10,146.29/x
  3. Step 3: Cross multiply
    27,928.03x = 41,878.85 × 10,146.29
  4. Step 4: Simplify right side
    27,928.03x = 424,914,960.95
  5. Step 5: Solve for x
    x = 424,914,960.95/27,928.03
  6. Step 6: Final answer
    x = 15,214.64

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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.