Home / 47,725.43-65,862.60-28,598.90

Finding the Fourth Proportional to 47,725.43, 65,862.60 and 28,598.90

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Solution

The fourth proportional to 47,725.43, 65,862.60 and 28,598.90 is: 39,467.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,725.43 : 65,862.60 = 28,598.90 : x
  2. Step 2: Convert to fraction form
    47,725.43/65,862.60 = 28,598.90/x
  3. Step 3: Cross multiply
    47,725.43x = 65,862.60 × 28,598.90
  4. Step 4: Simplify right side
    47,725.43x = 1,883,597,911.14
  5. Step 5: Solve for x
    x = 1,883,597,911.14/47,725.43
  6. Step 6: Final answer
    x = 39,467.38

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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.