Home / 12,097.12-18,153.38-6,554.32

Finding the Fourth Proportional to 12,097.12, 18,153.38 and 6,554.32

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Solution

The fourth proportional to 12,097.12, 18,153.38 and 6,554.32 is: 9,835.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097.12 : 18,153.38 = 6,554.32 : x
  2. Step 2: Convert to fraction form
    12,097.12/18,153.38 = 6,554.32/x
  3. Step 3: Cross multiply
    12,097.12x = 18,153.38 × 6,554.32
  4. Step 4: Simplify right side
    12,097.12x = 118,983,061.60
  5. Step 5: Solve for x
    x = 118,983,061.60/12,097.12
  6. Step 6: Final answer
    x = 9,835.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.