Home / 16,884.56-25,304.20-13,140.86

Finding the Fourth Proportional to 16,884.56, 25,304.20 and 13,140.86

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Solution

The fourth proportional to 16,884.56, 25,304.20 and 13,140.86 is: 19,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.56 : 25,304.20 = 13,140.86 : x
  2. Step 2: Convert to fraction form
    16,884.56/25,304.20 = 13,140.86/x
  3. Step 3: Cross multiply
    16,884.56x = 25,304.20 × 13,140.86
  4. Step 4: Simplify right side
    16,884.56x = 332,518,925.58
  5. Step 5: Solve for x
    x = 332,518,925.58/16,884.56
  6. Step 6: Final answer
    x = 19,693.67

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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.