Home / 35,745.18-49,387.68-28,249

Finding the Fourth Proportional to 35,745.18, 49,387.68 and 28,249

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Solution

The fourth proportional to 35,745.18, 49,387.68 and 28,249 is: 39,030.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,745.18 : 49,387.68 = 28,249 : x
  2. Step 2: Convert to fraction form
    35,745.18/49,387.68 = 28,249/x
  3. Step 3: Cross multiply
    35,745.18x = 49,387.68 × 28,249
  4. Step 4: Simplify right side
    35,745.18x = 1,395,152,572.32
  5. Step 5: Solve for x
    x = 1,395,152,572.32/35,745.18
  6. Step 6: Final answer
    x = 39,030.51

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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.