Home / 20,597.48-28,414.50-12,208.04

Finding the Fourth Proportional to 20,597.48, 28,414.50 and 12,208.04

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Solution

The fourth proportional to 20,597.48, 28,414.50 and 12,208.04 is: 16,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,597.48 : 28,414.50 = 12,208.04 : x
  2. Step 2: Convert to fraction form
    20,597.48/28,414.50 = 12,208.04/x
  3. Step 3: Cross multiply
    20,597.48x = 28,414.50 × 12,208.04
  4. Step 4: Simplify right side
    20,597.48x = 346,885,352.58
  5. Step 5: Solve for x
    x = 346,885,352.58/20,597.48
  6. Step 6: Final answer
    x = 16,841.15

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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.