Home / 23,682.78-32,682.02-13,072.19

Finding the Fourth Proportional to 23,682.78, 32,682.02 and 13,072.19

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Solution

The fourth proportional to 23,682.78, 32,682.02 and 13,072.19 is: 18,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.78 : 32,682.02 = 13,072.19 : x
  2. Step 2: Convert to fraction form
    23,682.78/32,682.02 = 13,072.19/x
  3. Step 3: Cross multiply
    23,682.78x = 32,682.02 × 13,072.19
  4. Step 4: Simplify right side
    23,682.78x = 427,225,346.25
  5. Step 5: Solve for x
    x = 427,225,346.25/23,682.78
  6. Step 6: Final answer
    x = 18,039.49

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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.