Home / 14,359.76-21,539.74-4,498.28

Finding the Fourth Proportional to 14,359.76, 21,539.74 and 4,498.28

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Solution

The fourth proportional to 14,359.76, 21,539.74 and 4,498.28 is: 6,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.76 : 21,539.74 = 4,498.28 : x
  2. Step 2: Convert to fraction form
    14,359.76/21,539.74 = 4,498.28/x
  3. Step 3: Cross multiply
    14,359.76x = 21,539.74 × 4,498.28
  4. Step 4: Simplify right side
    14,359.76x = 96,891,781.65
  5. Step 5: Solve for x
    x = 96,891,781.65/14,359.76
  6. Step 6: Final answer
    x = 6,747.45

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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.