Home / 28,536.33-42,762.63-16,080.42

Finding the Fourth Proportional to 28,536.33, 42,762.63 and 16,080.42

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Solution

The fourth proportional to 28,536.33, 42,762.63 and 16,080.42 is: 24,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,536.33 : 42,762.63 = 16,080.42 : x
  2. Step 2: Convert to fraction form
    28,536.33/42,762.63 = 16,080.42/x
  3. Step 3: Cross multiply
    28,536.33x = 42,762.63 × 16,080.42
  4. Step 4: Simplify right side
    28,536.33x = 687,641,050.70
  5. Step 5: Solve for x
    x = 687,641,050.70/28,536.33
  6. Step 6: Final answer
    x = 24,097.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.