Home / 23,781.64-32,817.40-13,025.96

Finding the Fourth Proportional to 23,781.64, 32,817.40 and 13,025.96

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Solution

The fourth proportional to 23,781.64, 32,817.40 and 13,025.96 is: 17,975.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,781.64 : 32,817.40 = 13,025.96 : x
  2. Step 2: Convert to fraction form
    23,781.64/32,817.40 = 13,025.96/x
  3. Step 3: Cross multiply
    23,781.64x = 32,817.40 × 13,025.96
  4. Step 4: Simplify right side
    23,781.64x = 427,478,109.10
  5. Step 5: Solve for x
    x = 427,478,109.10/23,781.64
  6. Step 6: Final answer
    x = 17,975.13

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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.