Home / 26,951.79-37,194.59-15,015.12

Finding the Fourth Proportional to 26,951.79, 37,194.59 and 15,015.12

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Solution

The fourth proportional to 26,951.79, 37,194.59 and 15,015.12 is: 20,721.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.79 : 37,194.59 = 15,015.12 : x
  2. Step 2: Convert to fraction form
    26,951.79/37,194.59 = 15,015.12/x
  3. Step 3: Cross multiply
    26,951.79x = 37,194.59 × 15,015.12
  4. Step 4: Simplify right side
    26,951.79x = 558,481,232.20
  5. Step 5: Solve for x
    x = 558,481,232.20/26,951.79
  6. Step 6: Final answer
    x = 20,721.49

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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.