Home / 48,683.57-67,193.82-30,767.18

Finding the Fourth Proportional to 48,683.57, 67,193.82 and 30,767.18

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Solution

The fourth proportional to 48,683.57, 67,193.82 and 30,767.18 is: 42,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,683.57 : 67,193.82 = 30,767.18 : x
  2. Step 2: Convert to fraction form
    48,683.57/67,193.82 = 30,767.18/x
  3. Step 3: Cross multiply
    48,683.57x = 67,193.82 × 30,767.18
  4. Step 4: Simplify right side
    48,683.57x = 2,067,364,018.86
  5. Step 5: Solve for x
    x = 2,067,364,018.86/48,683.57
  6. Step 6: Final answer
    x = 42,465.34

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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.