Home / 16,178.48-22,324.26-9,462.78

Finding the Fourth Proportional to 16,178.48, 22,324.26 and 9,462.78

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Solution

The fourth proportional to 16,178.48, 22,324.26 and 9,462.78 is: 13,057.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,178.48 : 22,324.26 = 9,462.78 : x
  2. Step 2: Convert to fraction form
    16,178.48/22,324.26 = 9,462.78/x
  3. Step 3: Cross multiply
    16,178.48x = 22,324.26 × 9,462.78
  4. Step 4: Simplify right side
    16,178.48x = 211,249,561.04
  5. Step 5: Solve for x
    x = 211,249,561.04/16,178.48
  6. Step 6: Final answer
    x = 13,057.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.