Home / 16,530.24-24,788.56-8,207.20

Finding the Fourth Proportional to 16,530.24, 24,788.56 and 8,207.20

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Solution

The fourth proportional to 16,530.24, 24,788.56 and 8,207.20 is: 12,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,530.24 : 24,788.56 = 8,207.20 : x
  2. Step 2: Convert to fraction form
    16,530.24/24,788.56 = 8,207.20/x
  3. Step 3: Cross multiply
    16,530.24x = 24,788.56 × 8,207.20
  4. Step 4: Simplify right side
    16,530.24x = 203,444,669.63
  5. Step 5: Solve for x
    x = 203,444,669.63/16,530.24
  6. Step 6: Final answer
    x = 12,307.42

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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.