Home / 14,101.44-21,150.96-5,779.08

Finding the Fourth Proportional to 14,101.44, 21,150.96 and 5,779.08

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Solution

The fourth proportional to 14,101.44, 21,150.96 and 5,779.08 is: 8,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.44 : 21,150.96 = 5,779.08 : x
  2. Step 2: Convert to fraction form
    14,101.44/21,150.96 = 5,779.08/x
  3. Step 3: Cross multiply
    14,101.44x = 21,150.96 × 5,779.08
  4. Step 4: Simplify right side
    14,101.44x = 122,233,089.92
  5. Step 5: Solve for x
    x = 122,233,089.92/14,101.44
  6. Step 6: Final answer
    x = 8,668.13

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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.