Home / 14,432.64-21,627.36-10,728.96

Finding the Fourth Proportional to 14,432.64, 21,627.36 and 10,728.96

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Solution

The fourth proportional to 14,432.64, 21,627.36 and 10,728.96 is: 16,077.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.64 : 21,627.36 = 10,728.96 : x
  2. Step 2: Convert to fraction form
    14,432.64/21,627.36 = 10,728.96/x
  3. Step 3: Cross multiply
    14,432.64x = 21,627.36 × 10,728.96
  4. Step 4: Simplify right side
    14,432.64x = 232,039,080.35
  5. Step 5: Solve for x
    x = 232,039,080.35/14,432.64
  6. Step 6: Final answer
    x = 16,077.38

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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.