Home / 12,614.18-18,922.35-3,254.11

Finding the Fourth Proportional to 12,614.18, 18,922.35 and 3,254.11

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Solution

The fourth proportional to 12,614.18, 18,922.35 and 3,254.11 is: 4,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,614.18 : 18,922.35 = 3,254.11 : x
  2. Step 2: Convert to fraction form
    12,614.18/18,922.35 = 3,254.11/x
  3. Step 3: Cross multiply
    12,614.18x = 18,922.35 × 3,254.11
  4. Step 4: Simplify right side
    12,614.18x = 61,575,408.36
  5. Step 5: Solve for x
    x = 61,575,408.36/12,614.18
  6. Step 6: Final answer
    x = 4,881.44

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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.