Home / 23,813.79-32,861.43-13,742.65

Finding the Fourth Proportional to 23,813.79, 32,861.43 and 13,742.65

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Solution

The fourth proportional to 23,813.79, 32,861.43 and 13,742.65 is: 18,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,813.79 : 32,861.43 = 13,742.65 : x
  2. Step 2: Convert to fraction form
    23,813.79/32,861.43 = 13,742.65/x
  3. Step 3: Cross multiply
    23,813.79x = 32,861.43 × 13,742.65
  4. Step 4: Simplify right side
    23,813.79x = 451,603,130.99
  5. Step 5: Solve for x
    x = 451,603,130.99/23,813.79
  6. Step 6: Final answer
    x = 18,963.93

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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.