Home / 30,206.15-41,667.68-28,067.93

Finding the Fourth Proportional to 30,206.15, 41,667.68 and 28,067.93

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Solution

The fourth proportional to 30,206.15, 41,667.68 and 28,067.93 is: 38,718.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,206.15 : 41,667.68 = 28,067.93 : x
  2. Step 2: Convert to fraction form
    30,206.15/41,667.68 = 28,067.93/x
  3. Step 3: Cross multiply
    30,206.15x = 41,667.68 × 28,067.93
  4. Step 4: Simplify right side
    30,206.15x = 1,169,525,385.16
  5. Step 5: Solve for x
    x = 1,169,525,385.16/30,206.15
  6. Step 6: Final answer
    x = 38,718.12

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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.