Home / 28,994.28-43,482.30-17,884.32

Finding the Fourth Proportional to 28,994.28, 43,482.30 and 17,884.32

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Solution

The fourth proportional to 28,994.28, 43,482.30 and 17,884.32 is: 26,820.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.28 : 43,482.30 = 17,884.32 : x
  2. Step 2: Convert to fraction form
    28,994.28/43,482.30 = 17,884.32/x
  3. Step 3: Cross multiply
    28,994.28x = 43,482.30 × 17,884.32
  4. Step 4: Simplify right side
    28,994.28x = 777,651,367.54
  5. Step 5: Solve for x
    x = 777,651,367.54/28,994.28
  6. Step 6: Final answer
    x = 26,820.85

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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.