Home / 28,829.16-43,181.10-14,006.88

Finding the Fourth Proportional to 28,829.16, 43,181.10 and 14,006.88

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Solution

The fourth proportional to 28,829.16, 43,181.10 and 14,006.88 is: 20,979.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,829.16 : 43,181.10 = 14,006.88 : x
  2. Step 2: Convert to fraction form
    28,829.16/43,181.10 = 14,006.88/x
  3. Step 3: Cross multiply
    28,829.16x = 43,181.10 × 14,006.88
  4. Step 4: Simplify right side
    28,829.16x = 604,832,485.97
  5. Step 5: Solve for x
    x = 604,832,485.97/28,829.16
  6. Step 6: Final answer
    x = 20,979.89

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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.