Home / 16,358.10-22,571.10-9,645.84

Finding the Fourth Proportional to 16,358.10, 22,571.10 and 9,645.84

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Solution

The fourth proportional to 16,358.10, 22,571.10 and 9,645.84 is: 13,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,358.10 : 22,571.10 = 9,645.84 : x
  2. Step 2: Convert to fraction form
    16,358.10/22,571.10 = 9,645.84/x
  3. Step 3: Cross multiply
    16,358.10x = 22,571.10 × 9,645.84
  4. Step 4: Simplify right side
    16,358.10x = 217,717,219.22
  5. Step 5: Solve for x
    x = 217,717,219.22/16,358.10
  6. Step 6: Final answer
    x = 13,309.44

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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.