Home / 16,830.90-23,227.14-9,277.32

Finding the Fourth Proportional to 16,830.90, 23,227.14 and 9,277.32

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Solution

The fourth proportional to 16,830.90, 23,227.14 and 9,277.32 is: 12,802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.90 : 23,227.14 = 9,277.32 : x
  2. Step 2: Convert to fraction form
    16,830.90/23,227.14 = 9,277.32/x
  3. Step 3: Cross multiply
    16,830.90x = 23,227.14 × 9,277.32
  4. Step 4: Simplify right side
    16,830.90x = 215,485,627.94
  5. Step 5: Solve for x
    x = 215,485,627.94/16,830.90
  6. Step 6: Final answer
    x = 12,802.98

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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.