Home / 26,934.99-40,401.69-7,213.54

Finding the Fourth Proportional to 26,934.99, 40,401.69 and 7,213.54

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Solution

The fourth proportional to 26,934.99, 40,401.69 and 7,213.54 is: 10,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,934.99 : 40,401.69 = 7,213.54 : x
  2. Step 2: Convert to fraction form
    26,934.99/40,401.69 = 7,213.54/x
  3. Step 3: Cross multiply
    26,934.99x = 40,401.69 × 7,213.54
  4. Step 4: Simplify right side
    26,934.99x = 291,439,215.45
  5. Step 5: Solve for x
    x = 291,439,215.45/26,934.99
  6. Step 6: Final answer
    x = 10,820.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.