Home / 16,835.74-23,232.89-9,281.90

Finding the Fourth Proportional to 16,835.74, 23,232.89 and 9,281.90

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Solution

The fourth proportional to 16,835.74, 23,232.89 and 9,281.90 is: 12,808.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.74 : 23,232.89 = 9,281.90 : x
  2. Step 2: Convert to fraction form
    16,835.74/23,232.89 = 9,281.90/x
  3. Step 3: Cross multiply
    16,835.74x = 23,232.89 × 9,281.90
  4. Step 4: Simplify right side
    16,835.74x = 215,645,199.12
  5. Step 5: Solve for x
    x = 215,645,199.12/16,835.74
  6. Step 6: Final answer
    x = 12,808.78

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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.