Home / 28,582.23-42,866.42-11,933.22

Finding the Fourth Proportional to 28,582.23, 42,866.42 and 11,933.22

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Solution

The fourth proportional to 28,582.23, 42,866.42 and 11,933.22 is: 17,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582.23 : 42,866.42 = 11,933.22 : x
  2. Step 2: Convert to fraction form
    28,582.23/42,866.42 = 11,933.22/x
  3. Step 3: Cross multiply
    28,582.23x = 42,866.42 × 11,933.22
  4. Step 4: Simplify right side
    28,582.23x = 511,534,420.47
  5. Step 5: Solve for x
    x = 511,534,420.47/28,582.23
  6. Step 6: Final answer
    x = 17,896.94

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1.5x scale

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.