Home / 16,895.75-23,318.45-9,725.52

Finding the Fourth Proportional to 16,895.75, 23,318.45 and 9,725.52

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Solution

The fourth proportional to 16,895.75, 23,318.45 and 9,725.52 is: 13,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.75 : 23,318.45 = 9,725.52 : x
  2. Step 2: Convert to fraction form
    16,895.75/23,318.45 = 9,725.52/x
  3. Step 3: Cross multiply
    16,895.75x = 23,318.45 × 9,725.52
  4. Step 4: Simplify right side
    16,895.75x = 226,784,051.84
  5. Step 5: Solve for x
    x = 226,784,051.84/16,895.75
  6. Step 6: Final answer
    x = 13,422.55

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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.