Home / 47,676.24-65,793.60-28,825.92

Finding the Fourth Proportional to 47,676.24, 65,793.60 and 28,825.92

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Solution

The fourth proportional to 47,676.24, 65,793.60 and 28,825.92 is: 39,780.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,676.24 : 65,793.60 = 28,825.92 : x
  2. Step 2: Convert to fraction form
    47,676.24/65,793.60 = 28,825.92/x
  3. Step 3: Cross multiply
    47,676.24x = 65,793.60 × 28,825.92
  4. Step 4: Simplify right side
    47,676.24x = 1,896,561,050.11
  5. Step 5: Solve for x
    x = 1,896,561,050.11/47,676.24
  6. Step 6: Final answer
    x = 39,780.00

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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.