Home / 14,977.33-20,668.58-8,263.01

Finding the Fourth Proportional to 14,977.33, 20,668.58 and 8,263.01

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Solution

The fourth proportional to 14,977.33, 20,668.58 and 8,263.01 is: 11,402.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977.33 : 20,668.58 = 8,263.01 : x
  2. Step 2: Convert to fraction form
    14,977.33/20,668.58 = 8,263.01/x
  3. Step 3: Cross multiply
    14,977.33x = 20,668.58 × 8,263.01
  4. Step 4: Simplify right side
    14,977.33x = 170,784,683.23
  5. Step 5: Solve for x
    x = 170,784,683.23/14,977.33
  6. Step 6: Final answer
    x = 11,402.88

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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.