Home / 17,564.99-24,215.36-11,890.80

Finding the Fourth Proportional to 17,564.99, 24,215.36 and 11,890.80

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Solution

The fourth proportional to 17,564.99, 24,215.36 and 11,890.80 is: 16,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,564.99 : 24,215.36 = 11,890.80 : x
  2. Step 2: Convert to fraction form
    17,564.99/24,215.36 = 11,890.80/x
  3. Step 3: Cross multiply
    17,564.99x = 24,215.36 × 11,890.80
  4. Step 4: Simplify right side
    17,564.99x = 287,939,943.23
  5. Step 5: Solve for x
    x = 287,939,943.23/17,564.99
  6. Step 6: Final answer
    x = 16,392.84

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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.