Home / 16,776.64-23,151.75-9,223.45

Finding the Fourth Proportional to 16,776.64, 23,151.75 and 9,223.45

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Solution

The fourth proportional to 16,776.64, 23,151.75 and 9,223.45 is: 12,728.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.64 : 23,151.75 = 9,223.45 : x
  2. Step 2: Convert to fraction form
    16,776.64/23,151.75 = 9,223.45/x
  3. Step 3: Cross multiply
    16,776.64x = 23,151.75 × 9,223.45
  4. Step 4: Simplify right side
    16,776.64x = 213,539,072.24
  5. Step 5: Solve for x
    x = 213,539,072.24/16,776.64
  6. Step 6: Final answer
    x = 12,728.36

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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.