Home / 14,451.12-21,637.56-7,511.04

Finding the Fourth Proportional to 14,451.12, 21,637.56 and 7,511.04

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Solution

The fourth proportional to 14,451.12, 21,637.56 and 7,511.04 is: 11,246.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.12 : 21,637.56 = 7,511.04 : x
  2. Step 2: Convert to fraction form
    14,451.12/21,637.56 = 7,511.04/x
  3. Step 3: Cross multiply
    14,451.12x = 21,637.56 × 7,511.04
  4. Step 4: Simplify right side
    14,451.12x = 162,520,578.66
  5. Step 5: Solve for x
    x = 162,520,578.66/14,451.12
  6. Step 6: Final answer
    x = 11,246.23

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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.