Home / 16,830.18-23,234.99-10,117.44

Finding the Fourth Proportional to 16,830.18, 23,234.99 and 10,117.44

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Solution

The fourth proportional to 16,830.18, 23,234.99 and 10,117.44 is: 13,967.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.18 : 23,234.99 = 10,117.44 : x
  2. Step 2: Convert to fraction form
    16,830.18/23,234.99 = 10,117.44/x
  3. Step 3: Cross multiply
    16,830.18x = 23,234.99 × 10,117.44
  4. Step 4: Simplify right side
    16,830.18x = 235,078,566.64
  5. Step 5: Solve for x
    x = 235,078,566.64/16,830.18
  6. Step 6: Final answer
    x = 13,967.68

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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.