Home / 16,080.29-22,190.80-9,792.67

Finding the Fourth Proportional to 16,080.29, 22,190.80 and 9,792.67

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Solution

The fourth proportional to 16,080.29, 22,190.80 and 9,792.67 is: 13,513.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.29 : 22,190.80 = 9,792.67 : x
  2. Step 2: Convert to fraction form
    16,080.29/22,190.80 = 9,792.67/x
  3. Step 3: Cross multiply
    16,080.29x = 22,190.80 × 9,792.67
  4. Step 4: Simplify right side
    16,080.29x = 217,307,178.44
  5. Step 5: Solve for x
    x = 217,307,178.44/16,080.29
  6. Step 6: Final answer
    x = 13,513.88

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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.