Home / 47,192.49-65,121.77-29,280.96

Finding the Fourth Proportional to 47,192.49, 65,121.77 and 29,280.96

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Solution

The fourth proportional to 47,192.49, 65,121.77 and 29,280.96 is: 40,405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,192.49 : 65,121.77 = 29,280.96 : x
  2. Step 2: Convert to fraction form
    47,192.49/65,121.77 = 29,280.96/x
  3. Step 3: Cross multiply
    47,192.49x = 65,121.77 × 29,280.96
  4. Step 4: Simplify right side
    47,192.49x = 1,906,828,015.70
  5. Step 5: Solve for x
    x = 1,906,828,015.70/47,192.49
  6. Step 6: Final answer
    x = 40,405.33

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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.