Home / 16,711.28-23,057.32-9,636.08

Finding the Fourth Proportional to 16,711.28, 23,057.32 and 9,636.08

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Solution

The fourth proportional to 16,711.28, 23,057.32 and 9,636.08 is: 13,295.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.28 : 23,057.32 = 9,636.08 : x
  2. Step 2: Convert to fraction form
    16,711.28/23,057.32 = 9,636.08/x
  3. Step 3: Cross multiply
    16,711.28x = 23,057.32 × 9,636.08
  4. Step 4: Simplify right side
    16,711.28x = 222,182,180.11
  5. Step 5: Solve for x
    x = 222,182,180.11/16,711.28
  6. Step 6: Final answer
    x = 13,295.34

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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.