Home / 26,569.10-36,669.39-20,185.22

Finding the Fourth Proportional to 26,569.10, 36,669.39 and 20,185.22

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Solution

The fourth proportional to 26,569.10, 36,669.39 and 20,185.22 is: 27,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,569.10 : 36,669.39 = 20,185.22 : x
  2. Step 2: Convert to fraction form
    26,569.10/36,669.39 = 20,185.22/x
  3. Step 3: Cross multiply
    26,569.10x = 36,669.39 × 20,185.22
  4. Step 4: Simplify right side
    26,569.10x = 740,179,704.42
  5. Step 5: Solve for x
    x = 740,179,704.42/26,569.10
  6. Step 6: Final answer
    x = 27,858.67

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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.