Home / 16,062.99-22,165.70-8,988.45

Finding the Fourth Proportional to 16,062.99, 22,165.70 and 8,988.45

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Solution

The fourth proportional to 16,062.99, 22,165.70 and 8,988.45 is: 12,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,062.99 : 22,165.70 = 8,988.45 : x
  2. Step 2: Convert to fraction form
    16,062.99/22,165.70 = 8,988.45/x
  3. Step 3: Cross multiply
    16,062.99x = 22,165.70 × 8,988.45
  4. Step 4: Simplify right side
    16,062.99x = 199,235,241.22
  5. Step 5: Solve for x
    x = 199,235,241.22/16,062.99
  6. Step 6: Final answer
    x = 12,403.37

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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.