Home / 40,890.28-61,359.22-17,196.10

Finding the Fourth Proportional to 40,890.28, 61,359.22 and 17,196.10

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Solution

The fourth proportional to 40,890.28, 61,359.22 and 17,196.10 is: 25,804.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,890.28 : 61,359.22 = 17,196.10 : x
  2. Step 2: Convert to fraction form
    40,890.28/61,359.22 = 17,196.10/x
  3. Step 3: Cross multiply
    40,890.28x = 61,359.22 × 17,196.10
  4. Step 4: Simplify right side
    40,890.28x = 1,055,139,283.04
  5. Step 5: Solve for x
    x = 1,055,139,283.04/40,890.28
  6. Step 6: Final answer
    x = 25,804.16

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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.