Home / 14,666.38-20,256.30-9,942.46

Finding the Fourth Proportional to 14,666.38, 20,256.30 and 9,942.46

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Solution

The fourth proportional to 14,666.38, 20,256.30 and 9,942.46 is: 13,731.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666.38 : 20,256.30 = 9,942.46 : x
  2. Step 2: Convert to fraction form
    14,666.38/20,256.30 = 9,942.46/x
  3. Step 3: Cross multiply
    14,666.38x = 20,256.30 × 9,942.46
  4. Step 4: Simplify right side
    14,666.38x = 201,397,452.50
  5. Step 5: Solve for x
    x = 201,397,452.50/14,666.38
  6. Step 6: Final answer
    x = 13,731.91

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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.