Home / 21,784.28-32,633.56-14,366.08

Finding the Fourth Proportional to 21,784.28, 32,633.56 and 14,366.08

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Solution

The fourth proportional to 21,784.28, 32,633.56 and 14,366.08 is: 21,520.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784.28 : 32,633.56 = 14,366.08 : x
  2. Step 2: Convert to fraction form
    21,784.28/32,633.56 = 14,366.08/x
  3. Step 3: Cross multiply
    21,784.28x = 32,633.56 × 14,366.08
  4. Step 4: Simplify right side
    21,784.28x = 468,816,333.64
  5. Step 5: Solve for x
    x = 468,816,333.64/21,784.28
  6. Step 6: Final answer
    x = 21,520.86

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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.