Home / 16,897.93-23,318.19-9,343.81

Finding the Fourth Proportional to 16,897.93, 23,318.19 and 9,343.81

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Solution

The fourth proportional to 16,897.93, 23,318.19 and 9,343.81 is: 12,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897.93 : 23,318.19 = 9,343.81 : x
  2. Step 2: Convert to fraction form
    16,897.93/23,318.19 = 9,343.81/x
  3. Step 3: Cross multiply
    16,897.93x = 23,318.19 × 9,343.81
  4. Step 4: Simplify right side
    16,897.93x = 217,880,736.90
  5. Step 5: Solve for x
    x = 217,880,736.90/16,897.93
  6. Step 6: Final answer
    x = 12,893.93

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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.