Home / 28,876.50-39,849.57-16,301.25

Finding the Fourth Proportional to 28,876.50, 39,849.57 and 16,301.25

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Solution

The fourth proportional to 28,876.50, 39,849.57 and 16,301.25 is: 22,495.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,876.50 : 39,849.57 = 16,301.25 : x
  2. Step 2: Convert to fraction form
    28,876.50/39,849.57 = 16,301.25/x
  3. Step 3: Cross multiply
    28,876.50x = 39,849.57 × 16,301.25
  4. Step 4: Simplify right side
    28,876.50x = 649,597,802.96
  5. Step 5: Solve for x
    x = 649,597,802.96/28,876.50
  6. Step 6: Final answer
    x = 22,495.73

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1.5x scale

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.