Home / 28,669.13-39,563.42-16,097.93

Finding the Fourth Proportional to 28,669.13, 39,563.42 and 16,097.93

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Solution

The fourth proportional to 28,669.13, 39,563.42 and 16,097.93 is: 22,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,669.13 : 39,563.42 = 16,097.93 : x
  2. Step 2: Convert to fraction form
    28,669.13/39,563.42 = 16,097.93/x
  3. Step 3: Cross multiply
    28,669.13x = 39,563.42 × 16,097.93
  4. Step 4: Simplify right side
    28,669.13x = 636,888,887.41
  5. Step 5: Solve for x
    x = 636,888,887.41/28,669.13
  6. Step 6: Final answer
    x = 22,215.15

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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.