Home / 16,401.92-22,632.48-9,232.20

Finding the Fourth Proportional to 16,401.92, 22,632.48 and 9,232.20

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Solution

The fourth proportional to 16,401.92, 22,632.48 and 9,232.20 is: 12,739.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,401.92 : 22,632.48 = 9,232.20 : x
  2. Step 2: Convert to fraction form
    16,401.92/22,632.48 = 9,232.20/x
  3. Step 3: Cross multiply
    16,401.92x = 22,632.48 × 9,232.20
  4. Step 4: Simplify right side
    16,401.92x = 208,947,581.86
  5. Step 5: Solve for x
    x = 208,947,581.86/16,401.92
  6. Step 6: Final answer
    x = 12,739.22

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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.