Home / 29,132.68-40,200.90-16,555

Finding the Fourth Proportional to 29,132.68, 40,200.90 and 16,555

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Solution

The fourth proportional to 29,132.68, 40,200.90 and 16,555 is: 22,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,132.68 : 40,200.90 = 16,555 : x
  2. Step 2: Convert to fraction form
    29,132.68/40,200.90 = 16,555/x
  3. Step 3: Cross multiply
    29,132.68x = 40,200.90 × 16,555
  4. Step 4: Simplify right side
    29,132.68x = 665,525,899.50
  5. Step 5: Solve for x
    x = 665,525,899.50/29,132.68
  6. Step 6: Final answer
    x = 22,844.65

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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.