Home / 14,646.06-20,213.01-8,359.38

Finding the Fourth Proportional to 14,646.06, 20,213.01 and 8,359.38

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Solution

The fourth proportional to 14,646.06, 20,213.01 and 8,359.38 is: 11,536.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.06 : 20,213.01 = 8,359.38 : x
  2. Step 2: Convert to fraction form
    14,646.06/20,213.01 = 8,359.38/x
  3. Step 3: Cross multiply
    14,646.06x = 20,213.01 × 8,359.38
  4. Step 4: Simplify right side
    14,646.06x = 168,968,231.53
  5. Step 5: Solve for x
    x = 168,968,231.53/14,646.06
  6. Step 6: Final answer
    x = 11,536.77

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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.