Home / 35,499.81-49,019.22-31,716.30

Finding the Fourth Proportional to 35,499.81, 49,019.22 and 31,716.30

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Solution

The fourth proportional to 35,499.81, 49,019.22 and 31,716.30 is: 43,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,499.81 : 49,019.22 = 31,716.30 : x
  2. Step 2: Convert to fraction form
    35,499.81/49,019.22 = 31,716.30/x
  3. Step 3: Cross multiply
    35,499.81x = 49,019.22 × 31,716.30
  4. Step 4: Simplify right side
    35,499.81x = 1,554,708,287.29
  5. Step 5: Solve for x
    x = 1,554,708,287.29/35,499.81
  6. Step 6: Final answer
    x = 43,794.83

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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.