Home / 28,951.47-43,621.81-26,181.27

Finding the Fourth Proportional to 28,951.47, 43,621.81 and 26,181.27

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Solution

The fourth proportional to 28,951.47, 43,621.81 and 26,181.27 is: 39,447.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,951.47 : 43,621.81 = 26,181.27 : x
  2. Step 2: Convert to fraction form
    28,951.47/43,621.81 = 26,181.27/x
  3. Step 3: Cross multiply
    28,951.47x = 43,621.81 × 26,181.27
  4. Step 4: Simplify right side
    28,951.47x = 1,142,074,320.05
  5. Step 5: Solve for x
    x = 1,142,074,320.05/28,951.47
  6. Step 6: Final answer
    x = 39,447.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.