Home / 43,878.24-60,487.32-31,091.92

Finding the Fourth Proportional to 43,878.24, 60,487.32 and 31,091.92

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Solution

The fourth proportional to 43,878.24, 60,487.32 and 31,091.92 is: 42,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,878.24 : 60,487.32 = 31,091.92 : x
  2. Step 2: Convert to fraction form
    43,878.24/60,487.32 = 31,091.92/x
  3. Step 3: Cross multiply
    43,878.24x = 60,487.32 × 31,091.92
  4. Step 4: Simplify right side
    43,878.24x = 1,880,666,914.45
  5. Step 5: Solve for x
    x = 1,880,666,914.45/43,878.24
  6. Step 6: Final answer
    x = 42,861.04

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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.