Home / 19,563.50-26,967.77-11,995.80

Finding the Fourth Proportional to 19,563.50, 26,967.77 and 11,995.80

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Solution

The fourth proportional to 19,563.50, 26,967.77 and 11,995.80 is: 16,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,563.50 : 26,967.77 = 11,995.80 : x
  2. Step 2: Convert to fraction form
    19,563.50/26,967.77 = 11,995.80/x
  3. Step 3: Cross multiply
    19,563.50x = 26,967.77 × 11,995.80
  4. Step 4: Simplify right side
    19,563.50x = 323,499,859.24
  5. Step 5: Solve for x
    x = 323,499,859.24/19,563.50
  6. Step 6: Final answer
    x = 16,535.89

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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.