Home / 34,081.04-51,128.48-14,359.59

Finding the Fourth Proportional to 34,081.04, 51,128.48 and 14,359.59

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Solution

The fourth proportional to 34,081.04, 51,128.48 and 14,359.59 is: 21,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.04 : 51,128.48 = 14,359.59 : x
  2. Step 2: Convert to fraction form
    34,081.04/51,128.48 = 14,359.59/x
  3. Step 3: Cross multiply
    34,081.04x = 51,128.48 × 14,359.59
  4. Step 4: Simplify right side
    34,081.04x = 734,184,010.12
  5. Step 5: Solve for x
    x = 734,184,010.12/34,081.04
  6. Step 6: Final answer
    x = 21,542.30

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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.