Home / 28,876.09-39,848.70-16,937.14

Finding the Fourth Proportional to 28,876.09, 39,848.70 and 16,937.14

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Solution

The fourth proportional to 28,876.09, 39,848.70 and 16,937.14 is: 23,373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,876.09 : 39,848.70 = 16,937.14 : x
  2. Step 2: Convert to fraction form
    28,876.09/39,848.70 = 16,937.14/x
  3. Step 3: Cross multiply
    28,876.09x = 39,848.70 × 16,937.14
  4. Step 4: Simplify right side
    28,876.09x = 674,923,010.72
  5. Step 5: Solve for x
    x = 674,923,010.72/28,876.09
  6. Step 6: Final answer
    x = 23,373.07

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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.