Home / 13,684.86-20,527.26-4,325.58

Finding the Fourth Proportional to 13,684.86, 20,527.26 and 4,325.58

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Solution

The fourth proportional to 13,684.86, 20,527.26 and 4,325.58 is: 6,488.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,684.86 : 20,527.26 = 4,325.58 : x
  2. Step 2: Convert to fraction form
    13,684.86/20,527.26 = 4,325.58/x
  3. Step 3: Cross multiply
    13,684.86x = 20,527.26 × 4,325.58
  4. Step 4: Simplify right side
    13,684.86x = 88,792,305.31
  5. Step 5: Solve for x
    x = 88,792,305.31/13,684.86
  6. Step 6: Final answer
    x = 6,488.36

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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.