Home / 14,451.48-21,668.40-6,012.72

Finding the Fourth Proportional to 14,451.48, 21,668.40 and 6,012.72

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Solution

The fourth proportional to 14,451.48, 21,668.40 and 6,012.72 is: 9,015.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.48 : 21,668.40 = 6,012.72 : x
  2. Step 2: Convert to fraction form
    14,451.48/21,668.40 = 6,012.72/x
  3. Step 3: Cross multiply
    14,451.48x = 21,668.40 × 6,012.72
  4. Step 4: Simplify right side
    14,451.48x = 130,286,022.05
  5. Step 5: Solve for x
    x = 130,286,022.05/14,451.48
  6. Step 6: Final answer
    x = 9,015.41

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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.