Home / 16,431.74-24,655.38-8,530.05

Finding the Fourth Proportional to 16,431.74, 24,655.38 and 8,530.05

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Solution

The fourth proportional to 16,431.74, 24,655.38 and 8,530.05 is: 12,799.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,431.74 : 24,655.38 = 8,530.05 : x
  2. Step 2: Convert to fraction form
    16,431.74/24,655.38 = 8,530.05/x
  3. Step 3: Cross multiply
    16,431.74x = 24,655.38 × 8,530.05
  4. Step 4: Simplify right side
    16,431.74x = 210,311,624.17
  5. Step 5: Solve for x
    x = 210,311,624.17/16,431.74
  6. Step 6: Final answer
    x = 12,799.11

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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.