Home / 16,776.10-23,151.30-9,222.74

Finding the Fourth Proportional to 16,776.10, 23,151.30 and 9,222.74

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Solution

The fourth proportional to 16,776.10, 23,151.30 and 9,222.74 is: 12,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.10 : 23,151.30 = 9,222.74 : x
  2. Step 2: Convert to fraction form
    16,776.10/23,151.30 = 9,222.74/x
  3. Step 3: Cross multiply
    16,776.10x = 23,151.30 × 9,222.74
  4. Step 4: Simplify right side
    16,776.10x = 213,518,478.44
  5. Step 5: Solve for x
    x = 213,518,478.44/16,776.10
  6. Step 6: Final answer
    x = 12,727.54

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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.