Home / 14,668.32-20,230.92-9,944.40

Finding the Fourth Proportional to 14,668.32, 20,230.92 and 9,944.40

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Solution

The fourth proportional to 14,668.32, 20,230.92 and 9,944.40 is: 13,715.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.32 : 20,230.92 = 9,944.40 : x
  2. Step 2: Convert to fraction form
    14,668.32/20,230.92 = 9,944.40/x
  3. Step 3: Cross multiply
    14,668.32x = 20,230.92 × 9,944.40
  4. Step 4: Simplify right side
    14,668.32x = 201,184,360.85
  5. Step 5: Solve for x
    x = 201,184,360.85/14,668.32
  6. Step 6: Final answer
    x = 13,715.57

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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.