Home / 13,117.04-19,662.58-6,099.20

Finding the Fourth Proportional to 13,117.04, 19,662.58 and 6,099.20

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Solution

The fourth proportional to 13,117.04, 19,662.58 and 6,099.20 is: 9,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.04 : 19,662.58 = 6,099.20 : x
  2. Step 2: Convert to fraction form
    13,117.04/19,662.58 = 6,099.20/x
  3. Step 3: Cross multiply
    13,117.04x = 19,662.58 × 6,099.20
  4. Step 4: Simplify right side
    13,117.04x = 119,926,007.94
  5. Step 5: Solve for x
    x = 119,926,007.94/13,117.04
  6. Step 6: Final answer
    x = 9,142.76

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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.