Home / 28,877.04-43,286.76-17,195.76

Finding the Fourth Proportional to 28,877.04, 43,286.76 and 17,195.76

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Solution

The fourth proportional to 28,877.04, 43,286.76 and 17,195.76 is: 25,776.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877.04 : 43,286.76 = 17,195.76 : x
  2. Step 2: Convert to fraction form
    28,877.04/43,286.76 = 17,195.76/x
  3. Step 3: Cross multiply
    28,877.04x = 43,286.76 × 17,195.76
  4. Step 4: Simplify right side
    28,877.04x = 744,348,736.14
  5. Step 5: Solve for x
    x = 744,348,736.14/28,877.04
  6. Step 6: Final answer
    x = 25,776.49

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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.