Home / 29,195.86-40,290.59-16,621.42

Finding the Fourth Proportional to 29,195.86, 40,290.59 and 16,621.42

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Solution

The fourth proportional to 29,195.86, 40,290.59 and 16,621.42 is: 22,937.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,195.86 : 40,290.59 = 16,621.42 : x
  2. Step 2: Convert to fraction form
    29,195.86/40,290.59 = 16,621.42/x
  3. Step 3: Cross multiply
    29,195.86x = 40,290.59 × 16,621.42
  4. Step 4: Simplify right side
    29,195.86x = 669,686,533.88
  5. Step 5: Solve for x
    x = 669,686,533.88/29,195.86
  6. Step 6: Final answer
    x = 22,937.73

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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.