Home / 16,910.70-23,334.04-10,618.62

Finding the Fourth Proportional to 16,910.70, 23,334.04 and 10,618.62

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Solution

The fourth proportional to 16,910.70, 23,334.04 and 10,618.62 is: 14,651.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.70 : 23,334.04 = 10,618.62 : x
  2. Step 2: Convert to fraction form
    16,910.70/23,334.04 = 10,618.62/x
  3. Step 3: Cross multiply
    16,910.70x = 23,334.04 × 10,618.62
  4. Step 4: Simplify right side
    16,910.70x = 247,775,303.82
  5. Step 5: Solve for x
    x = 247,775,303.82/16,910.70
  6. Step 6: Final answer
    x = 14,651.98

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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.