Home / 16,530.36-22,815.66-9,460.68

Finding the Fourth Proportional to 16,530.36, 22,815.66 and 9,460.68

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Solution

The fourth proportional to 16,530.36, 22,815.66 and 9,460.68 is: 13,057.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,530.36 : 22,815.66 = 9,460.68 : x
  2. Step 2: Convert to fraction form
    16,530.36/22,815.66 = 9,460.68/x
  3. Step 3: Cross multiply
    16,530.36x = 22,815.66 × 9,460.68
  4. Step 4: Simplify right side
    16,530.36x = 215,851,658.25
  5. Step 5: Solve for x
    x = 215,851,658.25/16,530.36
  6. Step 6: Final answer
    x = 13,057.89

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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.