Home / 16,516.09-24,748.35-12,777.13

Finding the Fourth Proportional to 16,516.09, 24,748.35 and 12,777.13

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Solution

The fourth proportional to 16,516.09, 24,748.35 and 12,777.13 is: 19,145.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516.09 : 24,748.35 = 12,777.13 : x
  2. Step 2: Convert to fraction form
    16,516.09/24,748.35 = 12,777.13/x
  3. Step 3: Cross multiply
    16,516.09x = 24,748.35 × 12,777.13
  4. Step 4: Simplify right side
    16,516.09x = 316,212,885.24
  5. Step 5: Solve for x
    x = 316,212,885.24/16,516.09
  6. Step 6: Final answer
    x = 19,145.75

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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.