Home / 26,846.10-37,082.51-20,433.75

Finding the Fourth Proportional to 26,846.10, 37,082.51 and 20,433.75

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Solution

The fourth proportional to 26,846.10, 37,082.51 and 20,433.75 is: 28,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,846.10 : 37,082.51 = 20,433.75 : x
  2. Step 2: Convert to fraction form
    26,846.10/37,082.51 = 20,433.75/x
  3. Step 3: Cross multiply
    26,846.10x = 37,082.51 × 20,433.75
  4. Step 4: Simplify right side
    26,846.10x = 757,734,636.54
  5. Step 5: Solve for x
    x = 757,734,636.54/26,846.10
  6. Step 6: Final answer
    x = 28,225.13

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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.