Home / 35,315.48-48,734.68-19,399.56

Finding the Fourth Proportional to 35,315.48, 48,734.68 and 19,399.56

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Solution

The fourth proportional to 35,315.48, 48,734.68 and 19,399.56 is: 26,771.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,315.48 : 48,734.68 = 19,399.56 : x
  2. Step 2: Convert to fraction form
    35,315.48/48,734.68 = 19,399.56/x
  3. Step 3: Cross multiply
    35,315.48x = 48,734.68 × 19,399.56
  4. Step 4: Simplify right side
    35,315.48x = 945,431,348.74
  5. Step 5: Solve for x
    x = 945,431,348.74/35,315.48
  6. Step 6: Final answer
    x = 26,771.02

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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.