Home / 12,256.38-18,387.27-4,465.13

Finding the Fourth Proportional to 12,256.38, 18,387.27 and 4,465.13

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Solution

The fourth proportional to 12,256.38, 18,387.27 and 4,465.13 is: 6,698.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.38 : 18,387.27 = 4,465.13 : x
  2. Step 2: Convert to fraction form
    12,256.38/18,387.27 = 4,465.13/x
  3. Step 3: Cross multiply
    12,256.38x = 18,387.27 × 4,465.13
  4. Step 4: Simplify right side
    12,256.38x = 82,101,458.96
  5. Step 5: Solve for x
    x = 82,101,458.96/12,256.38
  6. Step 6: Final answer
    x = 6,698.67

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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.