Home / 16,218.99-24,334.47-5,689.80

Finding the Fourth Proportional to 16,218.99, 24,334.47 and 5,689.80

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Solution

The fourth proportional to 16,218.99, 24,334.47 and 5,689.80 is: 8,536.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.99 : 24,334.47 = 5,689.80 : x
  2. Step 2: Convert to fraction form
    16,218.99/24,334.47 = 5,689.80/x
  3. Step 3: Cross multiply
    16,218.99x = 24,334.47 × 5,689.80
  4. Step 4: Simplify right side
    16,218.99x = 138,458,267.41
  5. Step 5: Solve for x
    x = 138,458,267.41/16,218.99
  6. Step 6: Final answer
    x = 8,536.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.