Home / 16,890-25,211.33-14,894.93

Finding the Fourth Proportional to 16,890, 25,211.33 and 14,894.93

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Solution

The fourth proportional to 16,890, 25,211.33 and 14,894.93 is: 22,233.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890 : 25,211.33 = 14,894.93 : x
  2. Step 2: Convert to fraction form
    16,890/25,211.33 = 14,894.93/x
  3. Step 3: Cross multiply
    16,890x = 25,211.33 × 14,894.93
  4. Step 4: Simplify right side
    16,890x = 375,520,795.03
  5. Step 5: Solve for x
    x = 375,520,795.03/16,890
  6. Step 6: Final answer
    x = 22,233.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.