Home / 21,656.92-29,877.50-14,571.04

Finding the Fourth Proportional to 21,656.92, 29,877.50 and 14,571.04

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Solution

The fourth proportional to 21,656.92, 29,877.50 and 14,571.04 is: 20,101.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,656.92 : 29,877.50 = 14,571.04 : x
  2. Step 2: Convert to fraction form
    21,656.92/29,877.50 = 14,571.04/x
  3. Step 3: Cross multiply
    21,656.92x = 29,877.50 × 14,571.04
  4. Step 4: Simplify right side
    21,656.92x = 435,346,247.60
  5. Step 5: Solve for x
    x = 435,346,247.60/21,656.92
  6. Step 6: Final answer
    x = 20,101.95

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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.