Home / 17,477.20-24,117.68-9,519.36

Finding the Fourth Proportional to 17,477.20, 24,117.68 and 9,519.36

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Solution

The fourth proportional to 17,477.20, 24,117.68 and 9,519.36 is: 13,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,477.20 : 24,117.68 = 9,519.36 : x
  2. Step 2: Convert to fraction form
    17,477.20/24,117.68 = 9,519.36/x
  3. Step 3: Cross multiply
    17,477.20x = 24,117.68 × 9,519.36
  4. Step 4: Simplify right side
    17,477.20x = 229,584,878.28
  5. Step 5: Solve for x
    x = 229,584,878.28/17,477.20
  6. Step 6: Final answer
    x = 13,136.25

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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.