Home / 15,492.12-23,225.12-6,720.42

Finding the Fourth Proportional to 15,492.12, 23,225.12 and 6,720.42

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Solution

The fourth proportional to 15,492.12, 23,225.12 and 6,720.42 is: 10,074.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,492.12 : 23,225.12 = 6,720.42 : x
  2. Step 2: Convert to fraction form
    15,492.12/23,225.12 = 6,720.42/x
  3. Step 3: Cross multiply
    15,492.12x = 23,225.12 × 6,720.42
  4. Step 4: Simplify right side
    15,492.12x = 156,082,560.95
  5. Step 5: Solve for x
    x = 156,082,560.95/15,492.12
  6. Step 6: Final answer
    x = 10,074.96

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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.