Home / 11,152.68-16,714.44-8,357.38

Finding the Fourth Proportional to 11,152.68, 16,714.44 and 8,357.38

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Solution

The fourth proportional to 11,152.68, 16,714.44 and 8,357.38 is: 12,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.68 : 16,714.44 = 8,357.38 : x
  2. Step 2: Convert to fraction form
    11,152.68/16,714.44 = 8,357.38/x
  3. Step 3: Cross multiply
    11,152.68x = 16,714.44 × 8,357.38
  4. Step 4: Simplify right side
    11,152.68x = 139,688,926.57
  5. Step 5: Solve for x
    x = 139,688,926.57/11,152.68
  6. Step 6: Final answer
    x = 12,525.14

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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.