Home / 45,381.58-62,561.66-30,268.72

Finding the Fourth Proportional to 45,381.58, 62,561.66 and 30,268.72

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Solution

The fourth proportional to 45,381.58, 62,561.66 and 30,268.72 is: 41,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,381.58 : 62,561.66 = 30,268.72 : x
  2. Step 2: Convert to fraction form
    45,381.58/62,561.66 = 30,268.72/x
  3. Step 3: Cross multiply
    45,381.58x = 62,561.66 × 30,268.72
  4. Step 4: Simplify right side
    45,381.58x = 1,893,661,296.13
  5. Step 5: Solve for x
    x = 1,893,661,296.13/45,381.58
  6. Step 6: Final answer
    x = 41,727.53

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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.