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Finding the Fourth Proportional to 47,093.76, 70,640.70 and 12,033.45

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Solution

The fourth proportional to 47,093.76, 70,640.70 and 12,033.45 is: 18,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,093.76 : 70,640.70 = 12,033.45 : x
  2. Step 2: Convert to fraction form
    47,093.76/70,640.70 = 12,033.45/x
  3. Step 3: Cross multiply
    47,093.76x = 70,640.70 × 12,033.45
  4. Step 4: Simplify right side
    47,093.76x = 850,051,331.42
  5. Step 5: Solve for x
    x = 850,051,331.42/47,093.76
  6. Step 6: Final answer
    x = 18,050.19

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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.