Home / 20,492.04-30,762.36-17,245.56

Finding the Fourth Proportional to 20,492.04, 30,762.36 and 17,245.56

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Solution

The fourth proportional to 20,492.04, 30,762.36 and 17,245.56 is: 25,888.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,492.04 : 30,762.36 = 17,245.56 : x
  2. Step 2: Convert to fraction form
    20,492.04/30,762.36 = 17,245.56/x
  3. Step 3: Cross multiply
    20,492.04x = 30,762.36 × 17,245.56
  4. Step 4: Simplify right side
    20,492.04x = 530,514,125.12
  5. Step 5: Solve for x
    x = 530,514,125.12/20,492.04
  6. Step 6: Final answer
    x = 25,888.79

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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.