Home / 20,492.19-30,735.23-5,699.57

Finding the Fourth Proportional to 20,492.19, 30,735.23 and 5,699.57

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Solution

The fourth proportional to 20,492.19, 30,735.23 and 5,699.57 is: 8,548.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,492.19 : 30,735.23 = 5,699.57 : x
  2. Step 2: Convert to fraction form
    20,492.19/30,735.23 = 5,699.57/x
  3. Step 3: Cross multiply
    20,492.19x = 30,735.23 × 5,699.57
  4. Step 4: Simplify right side
    20,492.19x = 175,177,412.68
  5. Step 5: Solve for x
    x = 175,177,412.68/20,492.19
  6. Step 6: Final answer
    x = 8,548.50

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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.