Home / 21,645.89-32,464.73-7,602.62

Finding the Fourth Proportional to 21,645.89, 32,464.73 and 7,602.62

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Solution

The fourth proportional to 21,645.89, 32,464.73 and 7,602.62 is: 11,402.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,645.89 : 32,464.73 = 7,602.62 : x
  2. Step 2: Convert to fraction form
    21,645.89/32,464.73 = 7,602.62/x
  3. Step 3: Cross multiply
    21,645.89x = 32,464.73 × 7,602.62
  4. Step 4: Simplify right side
    21,645.89x = 246,816,805.26
  5. Step 5: Solve for x
    x = 246,816,805.26/21,645.89
  6. Step 6: Final answer
    x = 11,402.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.