Home / 47,698.65-65,810.79-29,811.83

Finding the Fourth Proportional to 47,698.65, 65,810.79 and 29,811.83

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Solution

The fourth proportional to 47,698.65, 65,810.79 and 29,811.83 is: 41,131.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,698.65 : 65,810.79 = 29,811.83 : x
  2. Step 2: Convert to fraction form
    47,698.65/65,810.79 = 29,811.83/x
  3. Step 3: Cross multiply
    47,698.65x = 65,810.79 × 29,811.83
  4. Step 4: Simplify right side
    47,698.65x = 1,961,939,754.59
  5. Step 5: Solve for x
    x = 1,961,939,754.59/47,698.65
  6. Step 6: Final answer
    x = 41,131.98

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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.