Home / 14,660.84-21,993.24-4,272.50

Finding the Fourth Proportional to 14,660.84, 21,993.24 and 4,272.50

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Solution

The fourth proportional to 14,660.84, 21,993.24 and 4,272.50 is: 6,409.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660.84 : 21,993.24 = 4,272.50 : x
  2. Step 2: Convert to fraction form
    14,660.84/21,993.24 = 4,272.50/x
  3. Step 3: Cross multiply
    14,660.84x = 21,993.24 × 4,272.50
  4. Step 4: Simplify right side
    14,660.84x = 93,966,117.90
  5. Step 5: Solve for x
    x = 93,966,117.90/14,660.84
  6. Step 6: Final answer
    x = 6,409.33

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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.