Home / 28,835.26-39,791.04-18,080.58

Finding the Fourth Proportional to 28,835.26, 39,791.04 and 18,080.58

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Solution

The fourth proportional to 28,835.26, 39,791.04 and 18,080.58 is: 24,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.26 : 39,791.04 = 18,080.58 : x
  2. Step 2: Convert to fraction form
    28,835.26/39,791.04 = 18,080.58/x
  3. Step 3: Cross multiply
    28,835.26x = 39,791.04 × 18,080.58
  4. Step 4: Simplify right side
    28,835.26x = 719,445,256.95
  5. Step 5: Solve for x
    x = 719,445,256.95/28,835.26
  6. Step 6: Final answer
    x = 24,950.19

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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.