Home / 21,355.54-32,033.42-14,006.54

Finding the Fourth Proportional to 21,355.54, 32,033.42 and 14,006.54

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Solution

The fourth proportional to 21,355.54, 32,033.42 and 14,006.54 is: 21,009.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355.54 : 32,033.42 = 14,006.54 : x
  2. Step 2: Convert to fraction form
    21,355.54/32,033.42 = 14,006.54/x
  3. Step 3: Cross multiply
    21,355.54x = 32,033.42 × 14,006.54
  4. Step 4: Simplify right side
    21,355.54x = 448,677,218.40
  5. Step 5: Solve for x
    x = 448,677,218.40/21,355.54
  6. Step 6: Final answer
    x = 21,009.88

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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.