Home / 29,188.58-40,280.55-16,613.42

Finding the Fourth Proportional to 29,188.58, 40,280.55 and 16,613.42

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Solution

The fourth proportional to 29,188.58, 40,280.55 and 16,613.42 is: 22,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188.58 : 40,280.55 = 16,613.42 : x
  2. Step 2: Convert to fraction form
    29,188.58/40,280.55 = 16,613.42/x
  3. Step 3: Cross multiply
    29,188.58x = 40,280.55 × 16,613.42
  4. Step 4: Simplify right side
    29,188.58x = 669,197,694.98
  5. Step 5: Solve for x
    x = 669,197,694.98/29,188.58
  6. Step 6: Final answer
    x = 22,926.70

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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.