Home / 30,268.07-45,386.96-11,286.27

Finding the Fourth Proportional to 30,268.07, 45,386.96 and 11,286.27

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Solution

The fourth proportional to 30,268.07, 45,386.96 and 11,286.27 is: 16,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268.07 : 45,386.96 = 11,286.27 : x
  2. Step 2: Convert to fraction form
    30,268.07/45,386.96 = 11,286.27/x
  3. Step 3: Cross multiply
    30,268.07x = 45,386.96 × 11,286.27
  4. Step 4: Simplify right side
    30,268.07x = 512,249,513.25
  5. Step 5: Solve for x
    x = 512,249,513.25/30,268.07
  6. Step 6: Final answer
    x = 16,923.76

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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.