Home / 38,458.68-57,676.12-16,271.72

Finding the Fourth Proportional to 38,458.68, 57,676.12 and 16,271.72

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Solution

The fourth proportional to 38,458.68, 57,676.12 and 16,271.72 is: 24,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,458.68 : 57,676.12 = 16,271.72 : x
  2. Step 2: Convert to fraction form
    38,458.68/57,676.12 = 16,271.72/x
  3. Step 3: Cross multiply
    38,458.68x = 57,676.12 × 16,271.72
  4. Step 4: Simplify right side
    38,458.68x = 938,489,675.33
  5. Step 5: Solve for x
    x = 938,489,675.33/38,458.68
  6. Step 6: Final answer
    x = 24,402.55

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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.