Home / 47,524.80-65,595.90-28,415.89

Finding the Fourth Proportional to 47,524.80, 65,595.90 and 28,415.89

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Solution

The fourth proportional to 47,524.80, 65,595.90 and 28,415.89 is: 39,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,524.80 : 65,595.90 = 28,415.89 : x
  2. Step 2: Convert to fraction form
    47,524.80/65,595.90 = 28,415.89/x
  3. Step 3: Cross multiply
    47,524.80x = 65,595.90 × 28,415.89
  4. Step 4: Simplify right side
    47,524.80x = 1,863,965,550.87
  5. Step 5: Solve for x
    x = 1,863,965,550.87/47,524.80
  6. Step 6: Final answer
    x = 39,220.90

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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.