Home / 26,638.44-36,765.81-15,884.01

Finding the Fourth Proportional to 26,638.44, 36,765.81 and 15,884.01

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Solution

The fourth proportional to 26,638.44, 36,765.81 and 15,884.01 is: 21,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.44 : 36,765.81 = 15,884.01 : x
  2. Step 2: Convert to fraction form
    26,638.44/36,765.81 = 15,884.01/x
  3. Step 3: Cross multiply
    26,638.44x = 36,765.81 × 15,884.01
  4. Step 4: Simplify right side
    26,638.44x = 583,988,309.87
  5. Step 5: Solve for x
    x = 583,988,309.87/26,638.44
  6. Step 6: Final answer
    x = 21,922.77

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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.