Home / 40,857.63-61,289.97-11,275.46

Finding the Fourth Proportional to 40,857.63, 61,289.97 and 11,275.46

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Solution

The fourth proportional to 40,857.63, 61,289.97 and 11,275.46 is: 16,914.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,857.63 : 61,289.97 = 11,275.46 : x
  2. Step 2: Convert to fraction form
    40,857.63/61,289.97 = 11,275.46/x
  3. Step 3: Cross multiply
    40,857.63x = 61,289.97 × 11,275.46
  4. Step 4: Simplify right side
    40,857.63x = 691,072,242.31
  5. Step 5: Solve for x
    x = 691,072,242.31/40,857.63
  6. Step 6: Final answer
    x = 16,914.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.