Home / 48,896.10-67,480.65-30,984.57

Finding the Fourth Proportional to 48,896.10, 67,480.65 and 30,984.57

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Solution

The fourth proportional to 48,896.10, 67,480.65 and 30,984.57 is: 42,761.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,896.10 : 67,480.65 = 30,984.57 : x
  2. Step 2: Convert to fraction form
    48,896.10/67,480.65 = 30,984.57/x
  3. Step 3: Cross multiply
    48,896.10x = 67,480.65 × 30,984.57
  4. Step 4: Simplify right side
    48,896.10x = 2,090,858,923.57
  5. Step 5: Solve for x
    x = 2,090,858,923.57/48,896.10
  6. Step 6: Final answer
    x = 42,761.26

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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.