Home / 48,931.91-67,539.33-28,795.27

Finding the Fourth Proportional to 48,931.91, 67,539.33 and 28,795.27

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Solution

The fourth proportional to 48,931.91, 67,539.33 and 28,795.27 is: 39,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,931.91 : 67,539.33 = 28,795.27 : x
  2. Step 2: Convert to fraction form
    48,931.91/67,539.33 = 28,795.27/x
  3. Step 3: Cross multiply
    48,931.91x = 67,539.33 × 28,795.27
  4. Step 4: Simplify right side
    48,931.91x = 1,944,813,242.97
  5. Step 5: Solve for x
    x = 1,944,813,242.97/48,931.91
  6. Step 6: Final answer
    x = 39,745.30

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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.