Home / 16,281.12-22,460.84-9,554.88

Finding the Fourth Proportional to 16,281.12, 22,460.84 and 9,554.88

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Solution

The fourth proportional to 16,281.12, 22,460.84 and 9,554.88 is: 13,181.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,281.12 : 22,460.84 = 9,554.88 : x
  2. Step 2: Convert to fraction form
    16,281.12/22,460.84 = 9,554.88/x
  3. Step 3: Cross multiply
    16,281.12x = 22,460.84 × 9,554.88
  4. Step 4: Simplify right side
    16,281.12x = 214,610,630.90
  5. Step 5: Solve for x
    x = 214,610,630.90/16,281.12
  6. Step 6: Final answer
    x = 13,181.56

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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.