Home / 28,953.15-43,404.72-11,196.24

Finding the Fourth Proportional to 28,953.15, 43,404.72 and 11,196.24

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Solution

The fourth proportional to 28,953.15, 43,404.72 and 11,196.24 is: 16,784.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,953.15 : 43,404.72 = 11,196.24 : x
  2. Step 2: Convert to fraction form
    28,953.15/43,404.72 = 11,196.24/x
  3. Step 3: Cross multiply
    28,953.15x = 43,404.72 × 11,196.24
  4. Step 4: Simplify right side
    28,953.15x = 485,969,445.23
  5. Step 5: Solve for x
    x = 485,969,445.23/28,953.15
  6. Step 6: Final answer
    x = 16,784.69

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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.