Home / 29,255.49-43,855.56-18,017.74

Finding the Fourth Proportional to 29,255.49, 43,855.56 and 18,017.74

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Solution

The fourth proportional to 29,255.49, 43,855.56 and 18,017.74 is: 27,009.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,255.49 : 43,855.56 = 18,017.74 : x
  2. Step 2: Convert to fraction form
    29,255.49/43,855.56 = 18,017.74/x
  3. Step 3: Cross multiply
    29,255.49x = 43,855.56 × 18,017.74
  4. Step 4: Simplify right side
    29,255.49x = 790,178,077.63
  5. Step 5: Solve for x
    x = 790,178,077.63/29,255.49
  6. Step 6: Final answer
    x = 27,009.57

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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.