Home / 16,403.55-22,632.97-9,333.87

Finding the Fourth Proportional to 16,403.55, 22,632.97 and 9,333.87

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Solution

The fourth proportional to 16,403.55, 22,632.97 and 9,333.87 is: 12,878.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,403.55 : 22,632.97 = 9,333.87 : x
  2. Step 2: Convert to fraction form
    16,403.55/22,632.97 = 9,333.87/x
  3. Step 3: Cross multiply
    16,403.55x = 22,632.97 × 9,333.87
  4. Step 4: Simplify right side
    16,403.55x = 211,253,199.69
  5. Step 5: Solve for x
    x = 211,253,199.69/16,403.55
  6. Step 6: Final answer
    x = 12,878.50

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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.