Home / 21,655.92-32,449.86-16,737.60

Finding the Fourth Proportional to 21,655.92, 32,449.86 and 16,737.60

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Solution

The fourth proportional to 21,655.92, 32,449.86 and 16,737.60 is: 25,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,655.92 : 32,449.86 = 16,737.60 : x
  2. Step 2: Convert to fraction form
    21,655.92/32,449.86 = 16,737.60/x
  3. Step 3: Cross multiply
    21,655.92x = 32,449.86 × 16,737.60
  4. Step 4: Simplify right side
    21,655.92x = 543,132,776.74
  5. Step 5: Solve for x
    x = 543,132,776.74/21,655.92
  6. Step 6: Final answer
    x = 25,080.11

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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.