Home / 12,573.27-18,868.98-4,676.90

Finding the Fourth Proportional to 12,573.27, 18,868.98 and 4,676.90

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Solution

The fourth proportional to 12,573.27, 18,868.98 and 4,676.90 is: 7,018.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573.27 : 18,868.98 = 4,676.90 : x
  2. Step 2: Convert to fraction form
    12,573.27/18,868.98 = 4,676.90/x
  3. Step 3: Cross multiply
    12,573.27x = 18,868.98 × 4,676.90
  4. Step 4: Simplify right side
    12,573.27x = 88,248,238.22
  5. Step 5: Solve for x
    x = 88,248,238.22/12,573.27
  6. Step 6: Final answer
    x = 7,018.72

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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.