Home / 12,153.04-18,237.24-6,969.04

Finding the Fourth Proportional to 12,153.04, 18,237.24 and 6,969.04

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Solution

The fourth proportional to 12,153.04, 18,237.24 and 6,969.04 is: 10,457.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,153.04 : 18,237.24 = 6,969.04 : x
  2. Step 2: Convert to fraction form
    12,153.04/18,237.24 = 6,969.04/x
  3. Step 3: Cross multiply
    12,153.04x = 18,237.24 × 6,969.04
  4. Step 4: Simplify right side
    12,153.04x = 127,096,055.05
  5. Step 5: Solve for x
    x = 127,096,055.05/12,153.04
  6. Step 6: Final answer
    x = 10,457.96

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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.