Home / 13,925.34-20,863.67-11,600.30

Finding the Fourth Proportional to 13,925.34, 20,863.67 and 11,600.30

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Solution

The fourth proportional to 13,925.34, 20,863.67 and 11,600.30 is: 17,380.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.34 : 20,863.67 = 11,600.30 : x
  2. Step 2: Convert to fraction form
    13,925.34/20,863.67 = 11,600.30/x
  3. Step 3: Cross multiply
    13,925.34x = 20,863.67 × 11,600.30
  4. Step 4: Simplify right side
    13,925.34x = 242,024,668.78
  5. Step 5: Solve for x
    x = 242,024,668.78/13,925.34
  6. Step 6: Final answer
    x = 17,380.16

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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.