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Finding the Fourth Proportional to 47,100.88, 65,002.32 and 25,880.32

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Solution

The fourth proportional to 47,100.88, 65,002.32 and 25,880.32 is: 35,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,100.88 : 65,002.32 = 25,880.32 : x
  2. Step 2: Convert to fraction form
    47,100.88/65,002.32 = 25,880.32/x
  3. Step 3: Cross multiply
    47,100.88x = 65,002.32 × 25,880.32
  4. Step 4: Simplify right side
    47,100.88x = 1,682,280,842.34
  5. Step 5: Solve for x
    x = 1,682,280,842.34/47,100.88
  6. Step 6: Final answer
    x = 35,716.55

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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.