Home / 14,281.97-21,385.69-11,493.41

Finding the Fourth Proportional to 14,281.97, 21,385.69 and 11,493.41

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Solution

The fourth proportional to 14,281.97, 21,385.69 and 11,493.41 is: 17,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.97 : 21,385.69 = 11,493.41 : x
  2. Step 2: Convert to fraction form
    14,281.97/21,385.69 = 11,493.41/x
  3. Step 3: Cross multiply
    14,281.97x = 21,385.69 × 11,493.41
  4. Step 4: Simplify right side
    14,281.97x = 245,794,503.30
  5. Step 5: Solve for x
    x = 245,794,503.30/14,281.97
  6. Step 6: Final answer
    x = 17,210.13

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1.5x scale

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.