Home / 28,414.18-39,211.74-16,484.62

Finding the Fourth Proportional to 28,414.18, 39,211.74 and 16,484.62

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Solution

The fourth proportional to 28,414.18, 39,211.74 and 16,484.62 is: 22,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,414.18 : 39,211.74 = 16,484.62 : x
  2. Step 2: Convert to fraction form
    28,414.18/39,211.74 = 16,484.62/x
  3. Step 3: Cross multiply
    28,414.18x = 39,211.74 × 16,484.62
  4. Step 4: Simplify right side
    28,414.18x = 646,390,633.44
  5. Step 5: Solve for x
    x = 646,390,633.44/28,414.18
  6. Step 6: Final answer
    x = 22,748.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.