Home / 23,905.41-32,989.89-13,295.04

Finding the Fourth Proportional to 23,905.41, 32,989.89 and 13,295.04

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Solution

The fourth proportional to 23,905.41, 32,989.89 and 13,295.04 is: 18,347.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.41 : 32,989.89 = 13,295.04 : x
  2. Step 2: Convert to fraction form
    23,905.41/32,989.89 = 13,295.04/x
  3. Step 3: Cross multiply
    23,905.41x = 32,989.89 × 13,295.04
  4. Step 4: Simplify right side
    23,905.41x = 438,601,907.15
  5. Step 5: Solve for x
    x = 438,601,907.15/23,905.41
  6. Step 6: Final answer
    x = 18,347.39

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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.