Home / 26,971.48-37,225.14-19,918.28

Finding the Fourth Proportional to 26,971.48, 37,225.14 and 19,918.28

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Solution

The fourth proportional to 26,971.48, 37,225.14 and 19,918.28 is: 27,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,971.48 : 37,225.14 = 19,918.28 : x
  2. Step 2: Convert to fraction form
    26,971.48/37,225.14 = 19,918.28/x
  3. Step 3: Cross multiply
    26,971.48x = 37,225.14 × 19,918.28
  4. Step 4: Simplify right side
    26,971.48x = 741,460,761.56
  5. Step 5: Solve for x
    x = 741,460,761.56/26,971.48
  6. Step 6: Final answer
    x = 27,490.55

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1.5x scale

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.