Home / 23,678.64-32,676.75-13,068.05

Finding the Fourth Proportional to 23,678.64, 32,676.75 and 13,068.05

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Solution

The fourth proportional to 23,678.64, 32,676.75 and 13,068.05 is: 18,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678.64 : 32,676.75 = 13,068.05 : x
  2. Step 2: Convert to fraction form
    23,678.64/32,676.75 = 13,068.05/x
  3. Step 3: Cross multiply
    23,678.64x = 32,676.75 × 13,068.05
  4. Step 4: Simplify right side
    23,678.64x = 427,021,239.45
  5. Step 5: Solve for x
    x = 427,021,239.45/23,678.64
  6. Step 6: Final answer
    x = 18,034.03

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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.