Home / 16,897.70-23,318.41-9,343.84

Finding the Fourth Proportional to 16,897.70, 23,318.41 and 9,343.84

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Solution

The fourth proportional to 16,897.70, 23,318.41 and 9,343.84 is: 12,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897.70 : 23,318.41 = 9,343.84 : x
  2. Step 2: Convert to fraction form
    16,897.70/23,318.41 = 9,343.84/x
  3. Step 3: Cross multiply
    16,897.70x = 23,318.41 × 9,343.84
  4. Step 4: Simplify right side
    16,897.70x = 217,883,375.50
  5. Step 5: Solve for x
    x = 217,883,375.50/16,897.70
  6. Step 6: Final answer
    x = 12,894.26

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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.