Home / 20,113.76-30,084.50-14,504.24

Finding the Fourth Proportional to 20,113.76, 30,084.50 and 14,504.24

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Solution

The fourth proportional to 20,113.76, 30,084.50 and 14,504.24 is: 21,694.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,113.76 : 30,084.50 = 14,504.24 : x
  2. Step 2: Convert to fraction form
    20,113.76/30,084.50 = 14,504.24/x
  3. Step 3: Cross multiply
    20,113.76x = 30,084.50 × 14,504.24
  4. Step 4: Simplify right side
    20,113.76x = 436,352,808.28
  5. Step 5: Solve for x
    x = 436,352,808.28/20,113.76
  6. Step 6: Final answer
    x = 21,694.24

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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.