Home / 55,449.68-76,529.20-35,315.24

Finding the Fourth Proportional to 55,449.68, 76,529.20 and 35,315.24

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Solution

The fourth proportional to 55,449.68, 76,529.20 and 35,315.24 is: 48,740.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,449.68 : 76,529.20 = 35,315.24 : x
  2. Step 2: Convert to fraction form
    55,449.68/76,529.20 = 35,315.24/x
  3. Step 3: Cross multiply
    55,449.68x = 76,529.20 × 35,315.24
  4. Step 4: Simplify right side
    55,449.68x = 2,702,647,065.01
  5. Step 5: Solve for x
    x = 2,702,647,065.01/55,449.68
  6. Step 6: Final answer
    x = 48,740.53

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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.