Home / 20,494.08-30,701.70-12,573.48

Finding the Fourth Proportional to 20,494.08, 30,701.70 and 12,573.48

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Solution

The fourth proportional to 20,494.08, 30,701.70 and 12,573.48 is: 18,836.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,494.08 : 30,701.70 = 12,573.48 : x
  2. Step 2: Convert to fraction form
    20,494.08/30,701.70 = 12,573.48/x
  3. Step 3: Cross multiply
    20,494.08x = 30,701.70 × 12,573.48
  4. Step 4: Simplify right side
    20,494.08x = 386,027,210.92
  5. Step 5: Solve for x
    x = 386,027,210.92/20,494.08
  6. Step 6: Final answer
    x = 18,836.04

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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.