Home / 28,988.62-43,483.59-16,418.83

Finding the Fourth Proportional to 28,988.62, 43,483.59 and 16,418.83

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Solution

The fourth proportional to 28,988.62, 43,483.59 and 16,418.83 is: 24,628.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,988.62 : 43,483.59 = 16,418.83 : x
  2. Step 2: Convert to fraction form
    28,988.62/43,483.59 = 16,418.83/x
  3. Step 3: Cross multiply
    28,988.62x = 43,483.59 × 16,418.83
  4. Step 4: Simplify right side
    28,988.62x = 713,949,672.00
  5. Step 5: Solve for x
    x = 713,949,672.00/28,988.62
  6. Step 6: Final answer
    x = 24,628.62

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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.