Home / 14,179.48-21,249.06-10,452.40

Finding the Fourth Proportional to 14,179.48, 21,249.06 and 10,452.40

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Solution

The fourth proportional to 14,179.48, 21,249.06 and 10,452.40 is: 15,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.48 : 21,249.06 = 10,452.40 : x
  2. Step 2: Convert to fraction form
    14,179.48/21,249.06 = 10,452.40/x
  3. Step 3: Cross multiply
    14,179.48x = 21,249.06 × 10,452.40
  4. Step 4: Simplify right side
    14,179.48x = 222,103,674.74
  5. Step 5: Solve for x
    x = 222,103,674.74/14,179.48
  6. Step 6: Final answer
    x = 15,663.74

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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.