Home / 21,763.49-30,016.68-14,591.04

Finding the Fourth Proportional to 21,763.49, 30,016.68 and 14,591.04

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Solution

The fourth proportional to 21,763.49, 30,016.68 and 14,591.04 is: 20,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763.49 : 30,016.68 = 14,591.04 : x
  2. Step 2: Convert to fraction form
    21,763.49/30,016.68 = 14,591.04/x
  3. Step 3: Cross multiply
    21,763.49x = 30,016.68 × 14,591.04
  4. Step 4: Simplify right side
    21,763.49x = 437,974,411.27
  5. Step 5: Solve for x
    x = 437,974,411.27/21,763.49
  6. Step 6: Final answer
    x = 20,124.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.