Home / 26,238.06-36,190.53-15,619.50

Finding the Fourth Proportional to 26,238.06, 36,190.53 and 15,619.50

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Solution

The fourth proportional to 26,238.06, 36,190.53 and 15,619.50 is: 21,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,238.06 : 36,190.53 = 15,619.50 : x
  2. Step 2: Convert to fraction form
    26,238.06/36,190.53 = 15,619.50/x
  3. Step 3: Cross multiply
    26,238.06x = 36,190.53 × 15,619.50
  4. Step 4: Simplify right side
    26,238.06x = 565,277,983.34
  5. Step 5: Solve for x
    x = 565,277,983.34/26,238.06
  6. Step 6: Final answer
    x = 21,544.20

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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.