Home / 13,052.04-18,014.90-7,749.92

Finding the Fourth Proportional to 13,052.04, 18,014.90 and 7,749.92

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Solution

The fourth proportional to 13,052.04, 18,014.90 and 7,749.92 is: 10,696.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.04 : 18,014.90 = 7,749.92 : x
  2. Step 2: Convert to fraction form
    13,052.04/18,014.90 = 7,749.92/x
  3. Step 3: Cross multiply
    13,052.04x = 18,014.90 × 7,749.92
  4. Step 4: Simplify right side
    13,052.04x = 139,613,904.98
  5. Step 5: Solve for x
    x = 139,613,904.98/13,052.04
  6. Step 6: Final answer
    x = 10,696.71

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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.