Home / 20,097.29-30,125.23-13,525.35

Finding the Fourth Proportional to 20,097.29, 30,125.23 and 13,525.35

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Solution

The fourth proportional to 20,097.29, 30,125.23 and 13,525.35 is: 20,274.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097.29 : 30,125.23 = 13,525.35 : x
  2. Step 2: Convert to fraction form
    20,097.29/30,125.23 = 13,525.35/x
  3. Step 3: Cross multiply
    20,097.29x = 30,125.23 × 13,525.35
  4. Step 4: Simplify right side
    20,097.29x = 407,454,245.77
  5. Step 5: Solve for x
    x = 407,454,245.77/20,097.29
  6. Step 6: Final answer
    x = 20,274.09

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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.