Home / 28,566.42-42,849.36-11,023.98

Finding the Fourth Proportional to 28,566.42, 42,849.36 and 11,023.98

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Solution

The fourth proportional to 28,566.42, 42,849.36 and 11,023.98 is: 16,535.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566.42 : 42,849.36 = 11,023.98 : x
  2. Step 2: Convert to fraction form
    28,566.42/42,849.36 = 11,023.98/x
  3. Step 3: Cross multiply
    28,566.42x = 42,849.36 × 11,023.98
  4. Step 4: Simplify right side
    28,566.42x = 472,370,487.65
  5. Step 5: Solve for x
    x = 472,370,487.65/28,566.42
  6. Step 6: Final answer
    x = 16,535.87

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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.