Home / 13,591.85-20,364.71-6,575.16

Finding the Fourth Proportional to 13,591.85, 20,364.71 and 6,575.16

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Solution

The fourth proportional to 13,591.85, 20,364.71 and 6,575.16 is: 9,851.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591.85 : 20,364.71 = 6,575.16 : x
  2. Step 2: Convert to fraction form
    13,591.85/20,364.71 = 6,575.16/x
  3. Step 3: Cross multiply
    13,591.85x = 20,364.71 × 6,575.16
  4. Step 4: Simplify right side
    13,591.85x = 133,901,193.73
  5. Step 5: Solve for x
    x = 133,901,193.73/13,591.85
  6. Step 6: Final answer
    x = 9,851.58

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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.