Home / 48,731.51-67,265.70-28,581.04

Finding the Fourth Proportional to 48,731.51, 67,265.70 and 28,581.04

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Solution

The fourth proportional to 48,731.51, 67,265.70 and 28,581.04 is: 39,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,731.51 : 67,265.70 = 28,581.04 : x
  2. Step 2: Convert to fraction form
    48,731.51/67,265.70 = 28,581.04/x
  3. Step 3: Cross multiply
    48,731.51x = 67,265.70 × 28,581.04
  4. Step 4: Simplify right side
    48,731.51x = 1,922,523,662.33
  5. Step 5: Solve for x
    x = 1,922,523,662.33/48,731.51
  6. Step 6: Final answer
    x = 39,451.35

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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.