Home / 13,657.67-20,486.45-6,152.44

Finding the Fourth Proportional to 13,657.67, 20,486.45 and 6,152.44

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Solution

The fourth proportional to 13,657.67, 20,486.45 and 6,152.44 is: 9,228.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657.67 : 20,486.45 = 6,152.44 : x
  2. Step 2: Convert to fraction form
    13,657.67/20,486.45 = 6,152.44/x
  3. Step 3: Cross multiply
    13,657.67x = 20,486.45 × 6,152.44
  4. Step 4: Simplify right side
    13,657.67x = 126,041,743.44
  5. Step 5: Solve for x
    x = 126,041,743.44/13,657.67
  6. Step 6: Final answer
    x = 9,228.64

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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.