Home / 23,520.31-32,457.27-13,448.57

Finding the Fourth Proportional to 23,520.31, 32,457.27 and 13,448.57

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Solution

The fourth proportional to 23,520.31, 32,457.27 and 13,448.57 is: 18,558.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,520.31 : 32,457.27 = 13,448.57 : x
  2. Step 2: Convert to fraction form
    23,520.31/32,457.27 = 13,448.57/x
  3. Step 3: Cross multiply
    23,520.31x = 32,457.27 × 13,448.57
  4. Step 4: Simplify right side
    23,520.31x = 436,503,867.60
  5. Step 5: Solve for x
    x = 436,503,867.60/23,520.31
  6. Step 6: Final answer
    x = 18,558.59

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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.