Home / 47,451.81-65,493.50-39,486.27

Finding the Fourth Proportional to 47,451.81, 65,493.50 and 39,486.27

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Solution

The fourth proportional to 47,451.81, 65,493.50 and 39,486.27 is: 54,499.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,451.81 : 65,493.50 = 39,486.27 : x
  2. Step 2: Convert to fraction form
    47,451.81/65,493.50 = 39,486.27/x
  3. Step 3: Cross multiply
    47,451.81x = 65,493.50 × 39,486.27
  4. Step 4: Simplify right side
    47,451.81x = 2,586,093,795.49
  5. Step 5: Solve for x
    x = 2,586,093,795.49/47,451.81
  6. Step 6: Final answer
    x = 54,499.38

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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.