Home / 29,280.96-40,408.88-16,536.83

Finding the Fourth Proportional to 29,280.96, 40,408.88 and 16,536.83

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Solution

The fourth proportional to 29,280.96, 40,408.88 and 16,536.83 is: 22,821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,280.96 : 40,408.88 = 16,536.83 : x
  2. Step 2: Convert to fraction form
    29,280.96/40,408.88 = 16,536.83/x
  3. Step 3: Cross multiply
    29,280.96x = 40,408.88 × 16,536.83
  4. Step 4: Simplify right side
    29,280.96x = 668,234,494.32
  5. Step 5: Solve for x
    x = 668,234,494.32/29,280.96
  6. Step 6: Final answer
    x = 22,821.47

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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.