Home / 41,289.08-61,933.62-17,915

Finding the Fourth Proportional to 41,289.08, 61,933.62 and 17,915

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Solution

The fourth proportional to 41,289.08, 61,933.62 and 17,915 is: 26,872.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,289.08 : 61,933.62 = 17,915 : x
  2. Step 2: Convert to fraction form
    41,289.08/61,933.62 = 17,915/x
  3. Step 3: Cross multiply
    41,289.08x = 61,933.62 × 17,915
  4. Step 4: Simplify right side
    41,289.08x = 1,109,540,802.30
  5. Step 5: Solve for x
    x = 1,109,540,802.30/41,289.08
  6. Step 6: Final answer
    x = 26,872.50

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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.