Home / 28,779.72-39,705.47-17,441.03

Finding the Fourth Proportional to 28,779.72, 39,705.47 and 17,441.03

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Solution

The fourth proportional to 28,779.72, 39,705.47 and 17,441.03 is: 24,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,779.72 : 39,705.47 = 17,441.03 : x
  2. Step 2: Convert to fraction form
    28,779.72/39,705.47 = 17,441.03/x
  3. Step 3: Cross multiply
    28,779.72x = 39,705.47 × 17,441.03
  4. Step 4: Simplify right side
    28,779.72x = 692,504,469.00
  5. Step 5: Solve for x
    x = 692,504,469.00/28,779.72
  6. Step 6: Final answer
    x = 24,062.24

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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.