Home / 23,512.31-32,447.60-13,302.51

Finding the Fourth Proportional to 23,512.31, 32,447.60 and 13,302.51

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Solution

The fourth proportional to 23,512.31, 32,447.60 and 13,302.51 is: 18,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,512.31 : 32,447.60 = 13,302.51 : x
  2. Step 2: Convert to fraction form
    23,512.31/32,447.60 = 13,302.51/x
  3. Step 3: Cross multiply
    23,512.31x = 32,447.60 × 13,302.51
  4. Step 4: Simplify right side
    23,512.31x = 431,634,523.48
  5. Step 5: Solve for x
    x = 431,634,523.48/23,512.31
  6. Step 6: Final answer
    x = 18,357.81

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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.