Home / 23,755.68-32,782.44-13,145.04

Finding the Fourth Proportional to 23,755.68, 32,782.44 and 13,145.04

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Solution

The fourth proportional to 23,755.68, 32,782.44 and 13,145.04 is: 18,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,755.68 : 32,782.44 = 13,145.04 : x
  2. Step 2: Convert to fraction form
    23,755.68/32,782.44 = 13,145.04/x
  3. Step 3: Cross multiply
    23,755.68x = 32,782.44 × 13,145.04
  4. Step 4: Simplify right side
    23,755.68x = 430,926,485.10
  5. Step 5: Solve for x
    x = 430,926,485.10/23,755.68
  6. Step 6: Final answer
    x = 18,139.93

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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.