Home / 15,625.68-23,432.88-5,235.04

Finding the Fourth Proportional to 15,625.68, 23,432.88 and 5,235.04

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Solution

The fourth proportional to 15,625.68, 23,432.88 and 5,235.04 is: 7,850.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,625.68 : 23,432.88 = 5,235.04 : x
  2. Step 2: Convert to fraction form
    15,625.68/23,432.88 = 5,235.04/x
  3. Step 3: Cross multiply
    15,625.68x = 23,432.88 × 5,235.04
  4. Step 4: Simplify right side
    15,625.68x = 122,672,064.12
  5. Step 5: Solve for x
    x = 122,672,064.12/15,625.68
  6. Step 6: Final answer
    x = 7,850.67

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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.