Home / 16,778.02-23,154.12-9,224.67

Finding the Fourth Proportional to 16,778.02, 23,154.12 and 9,224.67

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Solution

The fourth proportional to 16,778.02, 23,154.12 and 9,224.67 is: 12,730.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.02 : 23,154.12 = 9,224.67 : x
  2. Step 2: Convert to fraction form
    16,778.02/23,154.12 = 9,224.67/x
  3. Step 3: Cross multiply
    16,778.02x = 23,154.12 × 9,224.67
  4. Step 4: Simplify right side
    16,778.02x = 213,589,116.14
  5. Step 5: Solve for x
    x = 213,589,116.14/16,778.02
  6. Step 6: Final answer
    x = 12,730.29

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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.