Home / 14,438.18-21,649.07-5,668.31

Finding the Fourth Proportional to 14,438.18, 21,649.07 and 5,668.31

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Solution

The fourth proportional to 14,438.18, 21,649.07 and 5,668.31 is: 8,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.18 : 21,649.07 = 5,668.31 : x
  2. Step 2: Convert to fraction form
    14,438.18/21,649.07 = 5,668.31/x
  3. Step 3: Cross multiply
    14,438.18x = 21,649.07 × 5,668.31
  4. Step 4: Simplify right side
    14,438.18x = 122,713,708.27
  5. Step 5: Solve for x
    x = 122,713,708.27/14,438.18
  6. Step 6: Final answer
    x = 8,499.25

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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.