Home / 16,781.10-25,152.93-6,908.46

Finding the Fourth Proportional to 16,781.10, 25,152.93 and 6,908.46

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Solution

The fourth proportional to 16,781.10, 25,152.93 and 6,908.46 is: 10,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,781.10 : 25,152.93 = 6,908.46 : x
  2. Step 2: Convert to fraction form
    16,781.10/25,152.93 = 6,908.46/x
  3. Step 3: Cross multiply
    16,781.10x = 25,152.93 × 6,908.46
  4. Step 4: Simplify right side
    16,781.10x = 173,768,010.79
  5. Step 5: Solve for x
    x = 173,768,010.79/16,781.10
  6. Step 6: Final answer
    x = 10,354.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.