Home / 12,073.66-18,115.45-5,502.94

Finding the Fourth Proportional to 12,073.66, 18,115.45 and 5,502.94

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Solution

The fourth proportional to 12,073.66, 18,115.45 and 5,502.94 is: 8,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.66 : 18,115.45 = 5,502.94 : x
  2. Step 2: Convert to fraction form
    12,073.66/18,115.45 = 5,502.94/x
  3. Step 3: Cross multiply
    12,073.66x = 18,115.45 × 5,502.94
  4. Step 4: Simplify right side
    12,073.66x = 99,688,175.38
  5. Step 5: Solve for x
    x = 99,688,175.38/12,073.66
  6. Step 6: Final answer
    x = 8,256.67

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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.