Home / 15,824.26-23,715.43-8,412.76

Finding the Fourth Proportional to 15,824.26, 23,715.43 and 8,412.76

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Solution

The fourth proportional to 15,824.26, 23,715.43 and 8,412.76 is: 12,607.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,824.26 : 23,715.43 = 8,412.76 : x
  2. Step 2: Convert to fraction form
    15,824.26/23,715.43 = 8,412.76/x
  3. Step 3: Cross multiply
    15,824.26x = 23,715.43 × 8,412.76
  4. Step 4: Simplify right side
    15,824.26x = 199,512,140.57
  5. Step 5: Solve for x
    x = 199,512,140.57/15,824.26
  6. Step 6: Final answer
    x = 12,607.99

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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.