Home / 15,116.40-22,674.60-13,755.60

Finding the Fourth Proportional to 15,116.40, 22,674.60 and 13,755.60

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Solution

The fourth proportional to 15,116.40, 22,674.60 and 13,755.60 is: 20,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116.40 : 22,674.60 = 13,755.60 : x
  2. Step 2: Convert to fraction form
    15,116.40/22,674.60 = 13,755.60/x
  3. Step 3: Cross multiply
    15,116.40x = 22,674.60 × 13,755.60
  4. Step 4: Simplify right side
    15,116.40x = 311,902,727.76
  5. Step 5: Solve for x
    x = 311,902,727.76/15,116.40
  6. Step 6: Final answer
    x = 20,633.40

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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.