Home / 28,586.49-42,879.42-11,044.02

Finding the Fourth Proportional to 28,586.49, 42,879.42 and 11,044.02

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Solution

The fourth proportional to 28,586.49, 42,879.42 and 11,044.02 is: 16,565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,586.49 : 42,879.42 = 11,044.02 : x
  2. Step 2: Convert to fraction form
    28,586.49/42,879.42 = 11,044.02/x
  3. Step 3: Cross multiply
    28,586.49x = 42,879.42 × 11,044.02
  4. Step 4: Simplify right side
    28,586.49x = 473,561,172.07
  5. Step 5: Solve for x
    x = 473,561,172.07/28,586.49
  6. Step 6: Final answer
    x = 16,565.91

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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.