Home / 23,715.27-32,712.57-15,214.50

Finding the Fourth Proportional to 23,715.27, 32,712.57 and 15,214.50

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Solution

The fourth proportional to 23,715.27, 32,712.57 and 15,214.50 is: 20,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,715.27 : 32,712.57 = 15,214.50 : x
  2. Step 2: Convert to fraction form
    23,715.27/32,712.57 = 15,214.50/x
  3. Step 3: Cross multiply
    23,715.27x = 32,712.57 × 15,214.50
  4. Step 4: Simplify right side
    23,715.27x = 497,705,396.27
  5. Step 5: Solve for x
    x = 497,705,396.27/23,715.27
  6. Step 6: Final answer
    x = 20,986.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.