Home / 27,365.68-41,068.50-21,141.28

Finding the Fourth Proportional to 27,365.68, 41,068.50 and 21,141.28

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Solution

The fourth proportional to 27,365.68, 41,068.50 and 21,141.28 is: 31,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,365.68 : 41,068.50 = 21,141.28 : x
  2. Step 2: Convert to fraction form
    27,365.68/41,068.50 = 21,141.28/x
  3. Step 3: Cross multiply
    27,365.68x = 41,068.50 × 21,141.28
  4. Step 4: Simplify right side
    27,365.68x = 868,240,657.68
  5. Step 5: Solve for x
    x = 868,240,657.68/27,365.68
  6. Step 6: Final answer
    x = 31,727.36

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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.