Home / 16,718.28-23,070.66-9,644.52

Finding the Fourth Proportional to 16,718.28, 23,070.66 and 9,644.52

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Solution

The fourth proportional to 16,718.28, 23,070.66 and 9,644.52 is: 13,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.28 : 23,070.66 = 9,644.52 : x
  2. Step 2: Convert to fraction form
    16,718.28/23,070.66 = 9,644.52/x
  3. Step 3: Cross multiply
    16,718.28x = 23,070.66 × 9,644.52
  4. Step 4: Simplify right side
    16,718.28x = 222,505,441.78
  5. Step 5: Solve for x
    x = 222,505,441.78/16,718.28
  6. Step 6: Final answer
    x = 13,309.11

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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.