Home / 47,369.78-65,364.74-28,250.61

Finding the Fourth Proportional to 47,369.78, 65,364.74 and 28,250.61

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Solution

The fourth proportional to 47,369.78, 65,364.74 and 28,250.61 is: 38,982.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,369.78 : 65,364.74 = 28,250.61 : x
  2. Step 2: Convert to fraction form
    47,369.78/65,364.74 = 28,250.61/x
  3. Step 3: Cross multiply
    47,369.78x = 65,364.74 × 28,250.61
  4. Step 4: Simplify right side
    47,369.78x = 1,846,593,497.06
  5. Step 5: Solve for x
    x = 1,846,593,497.06/47,369.78
  6. Step 6: Final answer
    x = 38,982.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.