Home / 14,355.24-21,519.86-5,119.08

Finding the Fourth Proportional to 14,355.24, 21,519.86 and 5,119.08

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Solution

The fourth proportional to 14,355.24, 21,519.86 and 5,119.08 is: 7,673.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.24 : 21,519.86 = 5,119.08 : x
  2. Step 2: Convert to fraction form
    14,355.24/21,519.86 = 5,119.08/x
  3. Step 3: Cross multiply
    14,355.24x = 21,519.86 × 5,119.08
  4. Step 4: Simplify right side
    14,355.24x = 110,161,884.93
  5. Step 5: Solve for x
    x = 110,161,884.93/14,355.24
  6. Step 6: Final answer
    x = 7,673.98

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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.