Home / 27,341.60-41,012.32-21,110.64

Finding the Fourth Proportional to 27,341.60, 41,012.32 and 21,110.64

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Solution

The fourth proportional to 27,341.60, 41,012.32 and 21,110.64 is: 31,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,341.60 : 41,012.32 = 21,110.64 : x
  2. Step 2: Convert to fraction form
    27,341.60/41,012.32 = 21,110.64/x
  3. Step 3: Cross multiply
    27,341.60x = 41,012.32 × 21,110.64
  4. Step 4: Simplify right side
    27,341.60x = 865,796,323.08
  5. Step 5: Solve for x
    x = 865,796,323.08/27,341.60
  6. Step 6: Final answer
    x = 31,665.90

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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.