Home / 40,935.76-56,354.88-39,054.94

Finding the Fourth Proportional to 40,935.76, 56,354.88 and 39,054.94

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Solution

The fourth proportional to 40,935.76, 56,354.88 and 39,054.94 is: 53,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,935.76 : 56,354.88 = 39,054.94 : x
  2. Step 2: Convert to fraction form
    40,935.76/56,354.88 = 39,054.94/x
  3. Step 3: Cross multiply
    40,935.76x = 56,354.88 × 39,054.94
  4. Step 4: Simplify right side
    40,935.76x = 2,200,936,457.11
  5. Step 5: Solve for x
    x = 2,200,936,457.11/40,935.76
  6. Step 6: Final answer
    x = 53,765.62

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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.