Home / 14,511.72-21,759.06-4,645.92

Finding the Fourth Proportional to 14,511.72, 21,759.06 and 4,645.92

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Solution

The fourth proportional to 14,511.72, 21,759.06 and 4,645.92 is: 6,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.72 : 21,759.06 = 4,645.92 : x
  2. Step 2: Convert to fraction form
    14,511.72/21,759.06 = 4,645.92/x
  3. Step 3: Cross multiply
    14,511.72x = 21,759.06 × 4,645.92
  4. Step 4: Simplify right side
    14,511.72x = 101,090,852.04
  5. Step 5: Solve for x
    x = 101,090,852.04/14,511.72
  6. Step 6: Final answer
    x = 6,966.15

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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.