Home / 14,409.04-21,584.40-11,259.76

Finding the Fourth Proportional to 14,409.04, 21,584.40 and 11,259.76

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Solution

The fourth proportional to 14,409.04, 21,584.40 and 11,259.76 is: 16,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.04 : 21,584.40 = 11,259.76 : x
  2. Step 2: Convert to fraction form
    14,409.04/21,584.40 = 11,259.76/x
  3. Step 3: Cross multiply
    14,409.04x = 21,584.40 × 11,259.76
  4. Step 4: Simplify right side
    14,409.04x = 243,035,163.74
  5. Step 5: Solve for x
    x = 243,035,163.74/14,409.04
  6. Step 6: Final answer
    x = 16,866.85

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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.