Home / 29,579.78-40,818.93-16,151.60

Finding the Fourth Proportional to 29,579.78, 40,818.93 and 16,151.60

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Solution

The fourth proportional to 29,579.78, 40,818.93 and 16,151.60 is: 22,288.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,579.78 : 40,818.93 = 16,151.60 : x
  2. Step 2: Convert to fraction form
    29,579.78/40,818.93 = 16,151.60/x
  3. Step 3: Cross multiply
    29,579.78x = 40,818.93 × 16,151.60
  4. Step 4: Simplify right side
    29,579.78x = 659,291,029.79
  5. Step 5: Solve for x
    x = 659,291,029.79/29,579.78
  6. Step 6: Final answer
    x = 22,288.57

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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.