Home / 13,370.80-20,063.40-5,976.40

Finding the Fourth Proportional to 13,370.80, 20,063.40 and 5,976.40

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Solution

The fourth proportional to 13,370.80, 20,063.40 and 5,976.40 is: 8,967.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,370.80 : 20,063.40 = 5,976.40 : x
  2. Step 2: Convert to fraction form
    13,370.80/20,063.40 = 5,976.40/x
  3. Step 3: Cross multiply
    13,370.80x = 20,063.40 × 5,976.40
  4. Step 4: Simplify right side
    13,370.80x = 119,906,903.76
  5. Step 5: Solve for x
    x = 119,906,903.76/13,370.80
  6. Step 6: Final answer
    x = 8,967.82

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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.