Home / 28,771.18-39,703.76-16,024.02

Finding the Fourth Proportional to 28,771.18, 39,703.76 and 16,024.02

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Solution

The fourth proportional to 28,771.18, 39,703.76 and 16,024.02 is: 22,112.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,771.18 : 39,703.76 = 16,024.02 : x
  2. Step 2: Convert to fraction form
    28,771.18/39,703.76 = 16,024.02/x
  3. Step 3: Cross multiply
    28,771.18x = 39,703.76 × 16,024.02
  4. Step 4: Simplify right side
    28,771.18x = 636,213,844.32
  5. Step 5: Solve for x
    x = 636,213,844.32/28,771.18
  6. Step 6: Final answer
    x = 22,112.89

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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.