Home / 14,449.84-21,668.28-4,587.28

Finding the Fourth Proportional to 14,449.84, 21,668.28 and 4,587.28

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Solution

The fourth proportional to 14,449.84, 21,668.28 and 4,587.28 is: 6,878.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.84 : 21,668.28 = 4,587.28 : x
  2. Step 2: Convert to fraction form
    14,449.84/21,668.28 = 4,587.28/x
  3. Step 3: Cross multiply
    14,449.84x = 21,668.28 × 4,587.28
  4. Step 4: Simplify right side
    14,449.84x = 99,398,467.48
  5. Step 5: Solve for x
    x = 99,398,467.48/14,449.84
  6. Step 6: Final answer
    x = 6,878.86

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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.