Home / 14,438.16-19,924.56-8,150.46

Finding the Fourth Proportional to 14,438.16, 19,924.56 and 8,150.46

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Solution

The fourth proportional to 14,438.16, 19,924.56 and 8,150.46 is: 11,247.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.16 : 19,924.56 = 8,150.46 : x
  2. Step 2: Convert to fraction form
    14,438.16/19,924.56 = 8,150.46/x
  3. Step 3: Cross multiply
    14,438.16x = 19,924.56 × 8,150.46
  4. Step 4: Simplify right side
    14,438.16x = 162,394,329.30
  5. Step 5: Solve for x
    x = 162,394,329.30/14,438.16
  6. Step 6: Final answer
    x = 11,247.58

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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.