Home / 47,135.62-65,047.44-25,915.06

Finding the Fourth Proportional to 47,135.62, 65,047.44 and 25,915.06

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Solution

The fourth proportional to 47,135.62, 65,047.44 and 25,915.06 is: 35,762.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,135.62 : 65,047.44 = 25,915.06 : x
  2. Step 2: Convert to fraction form
    47,135.62/65,047.44 = 25,915.06/x
  3. Step 3: Cross multiply
    47,135.62x = 65,047.44 × 25,915.06
  4. Step 4: Simplify right side
    47,135.62x = 1,685,708,310.45
  5. Step 5: Solve for x
    x = 1,685,708,310.45/47,135.62
  6. Step 6: Final answer
    x = 35,762.94

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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.