Home / 13,942.02-20,897.23-6,926.92

Finding the Fourth Proportional to 13,942.02, 20,897.23 and 6,926.92

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Solution

The fourth proportional to 13,942.02, 20,897.23 and 6,926.92 is: 10,382.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942.02 : 20,897.23 = 6,926.92 : x
  2. Step 2: Convert to fraction form
    13,942.02/20,897.23 = 6,926.92/x
  3. Step 3: Cross multiply
    13,942.02x = 20,897.23 × 6,926.92
  4. Step 4: Simplify right side
    13,942.02x = 144,753,440.43
  5. Step 5: Solve for x
    x = 144,753,440.43/13,942.02
  6. Step 6: Final answer
    x = 10,382.53

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1.5x scale

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.