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Finding the Fourth Proportional to 47,333.21, 65,321.06 and 25,823.32

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Solution

The fourth proportional to 47,333.21, 65,321.06 and 25,823.32 is: 35,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,333.21 : 65,321.06 = 25,823.32 : x
  2. Step 2: Convert to fraction form
    47,333.21/65,321.06 = 25,823.32/x
  3. Step 3: Cross multiply
    47,333.21x = 65,321.06 × 25,823.32
  4. Step 4: Simplify right side
    47,333.21x = 1,686,806,342.70
  5. Step 5: Solve for x
    x = 1,686,806,342.70/47,333.21
  6. Step 6: Final answer
    x = 35,636.85

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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.